[osv-dev] [PATCH] build: enforce Partial RELRO for internal apps

telling gcc to use Partial RELRO mode for mkf.so, zfs.so and other internal apps and libraries regardless of what defaults are on given Linux distribution. Signed-off-by: Waldemar Kozaczuk --- Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Makefile b/Makefile index

[osv-dev] [PATCH] boot: early console code should not need symbol relocation

it possible to build functional AArch64 OSv binaries on Ubuntu. Fixes #1112 Signed-off-by: Waldemar Kozaczuk --- Makefile | 12 1 file changed, 12 insertions(+) diff --git a/Makefile b/Makefile index d1597263..891f167e 100644 --- a/Makefile +++ b/Makefile @@ -295,6 +295,8 @@ ifeq

[osv-dev] [PATCH] aarch64: store ESR (Exception Syndrom Register) in the exception frame

fixes it but adding single line of assembly in entry.S to save ESR_EL1 under esr field of the frame. Signed-off-by: Waldemar Kozaczuk --- arch/aarch64/entry.S | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/aarch64/entry.S b/arch/aarch64/entry.S index aafd76fb..606bad44 100644 --- a/arch

[osv-dev] [PATCH] aarch64: implement dump_registers()

This patch provides full implementation of dump_registers() to help diagnose exceptions. It lists state of all relevant registers including x0-x30, sp, esr (Exception Syndrom Register) and pstate (Processor State). Signed-off-by: Waldemar Kozaczuk --- arch/aarch64/dump.cc | 19

[osv-dev] [PATCH V2] aarch64: support static TLS (Thread Local Storage)

-TLSDESC-ARM.txt. The version of this patch cleans up some debugging code that was part of the original patch. Fixes #1101 Signed-off-by: Waldemar Kozaczuk --- Makefile| 3 +- arch/aarch64/arch-elf.cc| 79 ++-- arch/aarch64/arch-elf.hh

[osv-dev] [PATCH] aarch64: support static TLS (Thread Local Storage)

-TLSDESC-ARM.txt. Fixes #1101 Signed-off-by: Waldemar Kozaczuk --- Makefile| 3 +- arch/aarch64/arch-elf.cc| 79 ++-- arch/aarch64/arch-elf.hh| 1 + arch/aarch64/arch-switch.hh | 81 +++-- arch/aarch64

[osv-dev] [PATCH] aarch64: fix memory mapping initialization when booting with #vCPUs >= 2

or vCPUs with KVM acceleration on. Fixes #1092 Signed-off-by: Waldemar Kozaczuk --- arch/aarch64/boot.S | 2 ++ arch/aarch64/mmu.cc | 9 +++-- arch/aarch64/smp.cc | 4 3 files changed, 9 insertions(+), 6 deletions(-) diff --git a/arch/aarch64/boot.S b/arch/aarch64/boot.S index aa0ae01c

[osv-dev] [PATCH] aarch64: implement sigsetjmp/siglongjmp

sts that pass on aarch64 from 81 to 100. Finally this patch makes tst-setjmp.cc pass on aarch64. Signed-off-by: Waldemar Kozaczuk --- Makefile | 4 +-- libc/arch/aarch64/setjmp/block.c | 29 - libc/arch/aarch64/setjmp/siglongjmp.c

[osv-dev] [PATCH] tests: add simple tst-setjmp.cc to verify setjmp/longjmp/sigsetjmp/siglongjmp functionality

This test fails on aarch64 until we fix broken setjmp/longjmp/sigsetjmp/siglongjmp for aarch64. Signed-off-by: Waldemar Kozaczuk --- modules/tests/Makefile | 2 +- tests/tst-setjmp.cc| 59 ++ 2 files changed, 60 insertions(+), 1 deletion(-) create

[osv-dev] [PATCH] aarch64: implement feenableexcept/fedisableexcept/fegetexcept

because sigsetjmp/siglongjmp is still missing. Signed-off-by: Waldemar Kozaczuk --- arch/aarch64/feexcept.cc | 70 ++-- 1 file changed, 61 insertions(+), 9 deletions(-) diff --git a/arch/aarch64/feexcept.cc b/arch/aarch64/feexcept.cc index 0d296314..9b0e9eec

[osv-dev] [PATCH] rename musl submodule to musl_0.9.12 and add new submodule musl_1.1.24

ikernel/musl musl_1.1.24 pushd musl_1.1.24 && git checkout v1.1.24 && popd && git add musl_1.1.24 ``` and hopefully can be applied as a patch without any manual intervention. Signed-off-by: Waldemar Kozaczuk --- .gitmodules | 9 ++--- musl| 2 +-

[osv-dev] [PATCH] tests: added bionic based tst-stdio.cc unit test

as stdio is one of most delicate parts of libc/musl that needs better test coverage to have confidence that the musl upgrade is relatively bug-free. Signed-off-by: Waldemar Kozaczuk --- include/api/unistd.h |1 + tests/tst-stdio.cc | 2522 ++ 2 files changed

[osv-dev] [PATCH/RFC] Upgrade to musl 1.1.24

xed CURRENT_LOCALE problem and couple of other ones 13.Fixed stdio/ftell.c 14.Updated __tz.c with latest musl and dlfcn.c 15.Replaced encrypt.c with latest musl. Signed-off-by: Waldemar Kozaczuk --- Makefile | 133 ++- fs/vfs/main

[osv-dev] [PATCH] libc: replace libc/internal/libm.h with a symlink to musl original

replaces it with a symlink to original musl. Signed-off-by: Waldemar Kozaczuk --- libc/internal/libm.h | 177 +-- 1 file changed, 1 insertion(+), 176 deletions(-) mode change 100644 => 12 libc/internal/libm.h diff --git a/libc/internal/libm.h b/l

[osv-dev] [PATCH] headers: get rid of fenv.h copy

Signed-off-by: Waldemar Kozaczuk --- arch/aarch64/feexcept.cc | 1 + arch/x64/feexcept.cc | 1 + include/api/__fenv.h | 15 +++ include/api/fenv.h | 32 +--- tests/tst-feexcept.cc| 1 + 5 files changed, 19 insertions(+), 31 deletions

[osv-dev] [PATCH] libc: drop 5 more headers with symlinks to musl copies

and replace the headers with symlinks we drop LFS64 in favor of aliases.ld mechanism which achieves the same goal. Signed-off-by: Waldemar Kozaczuk --- bsd/sys/cddl/compat/opensolaris/sys/stat.h | 1 + fs/ramfs/ramfs_vnops.cc| 1 + fs/vfs/main.cc

[osv-dev] [PATCH] libc: replace include/api/sys/eventfd.h with symlink to musl copy

-by: Waldemar Kozaczuk --- include/api/sys/eventfd.h | 28 +--- linux.cc| 2 ++ 3 files changed, 4 insertions(+), 27 deletions(-) mode change 100644 => 12 include/api/sys/eventfd.h diff --git a/include/api/sys/eventfd.h b/include/api/

[osv-dev] [PATCH] libc: replace include/api/aarch64/bits/mman.h with a symlink to musl copy

This file and its aarch64 equivalent differs only to musl copies by extra MAP_UNINITIALIZED macro. In order to drop this header we create extra __mman.h headers and use them in libc/mman.cc. Signed-off-by: Waldemar Kozaczuk --- include/api/aarch64/bits/__mman.h | 13 +++ include/api/aarch64

[osv-dev] [PATCH] libc: replace include/api/x64/bits/socket.h with a symlink to musl copy

This file is identical to musl copy except for added #ifndef OSV_BITS_SOCKET_H ... which may have been necessary at some point but it is not now. Signed-off-by: Waldemar Kozaczuk --- include/api/x64/bits/socket.h | 23 +-- 1 file changed, 1 insertion(+), 22 deletions

[osv-dev] [PATCH] api: replace 3 more include/api headers with musl copies

/stdint.h. Signed-off-by: Waldemar Kozaczuk --- include/api/aarch64/bits/alltypes.h.sh | 1 + include/api/aarch64/bits/stdint.h | 13 +- include/api/stdint.h | 110 +- include/api/stdio.h| 199 + include/api/x64/bits

[osv-dev] [PATCH] libc: replace 8 headers in include/api with their symlinked copies

and __bsd_unused2 we are reverting these files to musl copies with symlinks. Signed-off-by: Waldemar Kozaczuk --- include/api/mqueue.h | 37 +-- include/api/netinet/ip_icmp.h | 193 +- include/api/sys/sem.h | 75 + include/api/sys/shm.h

[osv-dev] [PATCH] bsd: rename __unused* macros to __bsd_unused* to avoid conflicts with musl headers

will never start using field names like __bsd_unused. Alternatively we could have modified BSD source files to use __attribute__((unused)) directly without any macros. Signed-off-by: Waldemar Kozaczuk --- bsd/porting/bus.h | 2 +- bsd/porting/netport.h

[osv-dev] [PATCH 5/5] libc: replaced wcsftime files with their almost identical musl copies

Signed-off-by: Waldemar Kozaczuk --- Makefile | 3 +-- libc/locale/wcsftime_l.c | 11 --- libc/time/wcsftime.c | 32 3 files changed, 1 insertion(+), 45 deletions(-) delete mode 100644 libc/locale/wcsftime_l.c delete mode 100644

[osv-dev] [PATCH 1/5] tests: added bionic-based unit test to test time libc functions

document. Please note that some of the tests mostly related to strptime and strftime are commented out as they fail with current version of musl. Hopefully we will enable them once we upgrade to newer version of musl. Signed-off-by: Waldemar Kozaczuk --- tests/tst-time.cc | 698

[osv-dev] [PATCH 2/5] libc: copy time/__tz.c from musl as is

Signed-off-by: Waldemar Kozaczuk --- libc/time/__tz.c | 389 +++ 1 file changed, 389 insertions(+) create mode 100644 libc/time/__tz.c diff --git a/libc/time/__tz.c b/libc/time/__tz.c new file mode 100644 index ..a76a7b48 --- /dev/null +++ b

[osv-dev] [PATCH 3/5] libc: replaced most libc/time/ files with their musl copies

-off-by: Waldemar Kozaczuk --- Makefile| 25 +++-- libc/aliases.ld | 4 + libc/locale/strftime_l.c| 11 -- libc/syscall_to_function.h | 4 +- libc/time/__time.h | 9 -- libc/time/__time_to_tm.c| 88

[osv-dev] [PATCH 4/5] libc: replace langinfo with musl copies

The relevant files under libc/locale and libc/time/__asctime.c are pretty much identical to their copies under musl/ so we are replacing them with current version. Signed-off-by: Waldemar Kozaczuk --- Makefile| 5 ++- libc/locale/langinfo.c | 61

[osv-dev] [PATCH] libc: replace string/strsignal.c with musl copy

to newer version of musl. I have also noticed that on Linux strsignal() returns messages ending with signal number like so: 'Unknown signal -1' whereas musl version simply returns 'Unknown signal' without the signal number. This might be fixed in future version of musl. Signed-off-by: Waldemar Kozaczuk

[osv-dev] [PATCH] libc: replace floatscan.c, intscan.c and shgetc.c with the symlinks to its almost identical copies

eir musl copies. Also, to make header inclusion work, we add a 2nd symlink (there is already one under libc/stdio) to shgetc.h. Please see the commit 5a1d4c2451a94809d1ad580272410d8c51e5171b for some background info. Signed-off-by: Waldemar Kozaczuk --- l

[osv-dev] [PATCH 18/18] libc: replaced 6 files in /libc/stdio/ that uses syscall instruction with musl copies and macros

Signed-off-by: Waldemar Kozaczuk --- Makefile | 18 - libc/aliases.ld| 3 +++ libc/stdio/__stdio_close.c | 7 - libc/stdio/__stdio_seek.c | 7 - libc/stdio/fopen.c | 32 -- libc/stdio/freopen.c | 55

[osv-dev] [PATCH 5/9] libc: replace locale/wcsxfrm*.c (from old musl) with musl copy of locale/wcsxfrm.c

Signed-off-by: Waldemar Kozaczuk --- Makefile| 3 +-- libc/locale/wcsxfrm.c | 12 libc/locale/wcsxfrm_l.c | 10 -- 3 files changed, 1 insertion(+), 24 deletions(-) delete mode 100644 libc/locale/wcsxfrm.c delete mode 100644 libc/locale/wcsxfrm_l.c diff

[osv-dev] [PATCH 9/9] libc: replace locale/strcoll*.c (from old musl) with musl copy of locale/strcoll.c

Signed-off-by: Waldemar Kozaczuk --- Makefile| 3 +-- libc/locale/strcoll.c | 6 -- libc/locale/strcoll_l.c | 11 --- 3 files changed, 1 insertion(+), 19 deletions(-) delete mode 100644 libc/locale/strcoll.c delete mode 100644 libc/locale/strcoll_l.c diff --git

[osv-dev] [PATCH 6/9] libc: replace locale/wcscoll*.c (from old musl) with musl copy of locale/wcscoll.c

Signed-off-by: Waldemar Kozaczuk --- Makefile| 3 +-- libc/locale/wcscoll.c | 7 --- libc/locale/wcscoll_l.c | 10 -- 3 files changed, 1 insertion(+), 19 deletions(-) delete mode 100644 libc/locale/wcscoll.c delete mode 100644 libc/locale/wcscoll_l.c diff --git

[osv-dev] [PATCH 1/9] libc: replace iswctype_l and wctype_l.c with musl equivalent

Signed-off-by: Waldemar Kozaczuk --- Makefile | 4 ++-- libc/locale/iswctype_l.c | 11 --- libc/locale/wctype_l.c | 10 -- 3 files changed, 2 insertions(+), 23 deletions(-) delete mode 100644 libc/locale/iswctype_l.c delete mode 100644 libc/locale/wctype_l.c

[osv-dev] [PATCH 3/9] libc: drop towlower_l and towupper_l in favor of musl copies

Signed-off-by: Waldemar Kozaczuk --- Makefile | 4 ++-- libc/locale/towlower_l.c | 10 -- libc/locale/towupper_l.c | 10 -- 3 files changed, 2 insertions(+), 22 deletions(-) delete mode 100644 libc/locale/towlower_l.c delete mode 100644 libc/locale/towupper_l.c

[osv-dev] [PATCH 7/9] libc: replace locale/strxfrm*.c (from old musl) with musl copy of locale/strxfrm.c

Signed-off-by: Waldemar Kozaczuk --- Makefile| 3 +-- libc/locale/strxfrm.c | 9 - libc/locale/strxfrm_l.c | 10 -- 3 files changed, 1 insertion(+), 21 deletions(-) delete mode 100644 libc/locale/strxfrm.c delete mode 100644 libc/locale/strxfrm_l.c diff

[osv-dev] [PATCH 2/9] libc: drop OSv toupper_l in favor of musl copy and add alias __toupper_l

Signed-off-by: Waldemar Kozaczuk --- Makefile| 2 +- libc/aliases.ld | 3 +++ libc/locale/toupper_l.c | 11 --- 3 files changed, 4 insertions(+), 12 deletions(-) delete mode 100644 libc/locale/toupper_l.c diff --git a/Makefile b/Makefile index 27f46011

[osv-dev] [PATCH 4/9] libc: drop setlocale.c and duplocale.c and add __setlocale alias

Signed-off-by: Waldemar Kozaczuk --- Makefile| 4 ++-- libc/aliases.ld | 1 + libc/locale/duplocale.c | 15 --- libc/locale/setlocale.c | 13 - 4 files changed, 3 insertions(+), 30 deletions(-) delete mode 100644 libc/locale/duplocale.c delete

[osv-dev] [PATCH 8/9] libc: replace locale/strfmon.c with the musl copy

f fact dropping the statements 'fill = *++fmt;' and 'intl = *fmt++ == 'i';' affects fmt variable and possibly has a bug. TODO: Add a test. Signed-off-by: Waldemar Kozaczuk --- Makefile | 2 +- libc/locale/strfmon.c | 91 --- 2 files changed, 1 i

[osv-dev] [PATCH 1/2] tests: add verbatim copies of Bionic tests for w/ctype

Signed-off-by: Waldemar Kozaczuk --- tests/tst-ctype.cc | 332 tests/tst-wctype.cc | 247 2 files changed, 579 insertions(+) create mode 100644 tests/tst-ctype.cc create mode 100644 tests/tst-wctype.cc diff --git

[osv-dev] [PATCH 2/2] tests: adapted w/ctype tests to work with boost unittest and added tst-string

Signed-off-by: Waldemar Kozaczuk --- modules/tests/Makefile | 2 +- tests/tst-ctype.cc | 123 - tests/tst-string.cc| 61 tests/tst-wctype.cc| 38 +++-- 4 files changed, 166 insertions(+), 58 deletions(-) create

[osv-dev] [PATCH] libc: replace some headers libc/internal with symlinks to identical copies under musl/src/

copies which will save us time when upgrading musl. Hopefully, once we upgrade musl we might be able to get away from having many of the *.c files in libc/internal and delete the symlinks altogether as well. Signed-off-by: Waldemar Kozaczuk --- libc/internal/floatscan.h | 9 +-- libc/internal

[osv-dev] [PATCH] libc: point 3 more files from libc/ to musl/

/strtok_r.c] 1a2 > #include 3c4,5 < char *strtok_r(char *restrict s, const char *restrict sep, char **restrict p) --- > #undef strtok_r > char *strtok_r(char *__restrict s, const char *__restrict sep, char > **__restrict p) 12a15,16 > > weak_alias(strtok_r, __strtok_r);

[osv-dev] [RFC 1] libc: replace syscall call with function calls using a macro

nested preprocessor directives (preprocessor runs once). Signed-off-by: Waldemar Kozaczuk --- Makefile | 10 +++--- libc/aliases.ld| 3 +++ libc/syscall_to_function.h | 24 3 files changed, 34 insertions(+), 3 deletions(-) create mode 100644

[osv-dev] [RFC 2] libc: replace syscall call with variadic macro and inlined function

nes and do not incur any extra function call overhead as it was checked by disassembling tmpnam.o. Signed-off-by: Waldemar Kozaczuk --- Makefile | 3 ++- libc/syscall_to_function.h | 15 +++ 2 files changed, 17 insertions(+), 1 deletion(-) diff --git a/Makefile b/Make

[osv-dev] [PATCH] libc: replace more include/api/ headers with their musl copies

WTMP_FILE _PATH_WTMP > #define UTMP_FILENAME _PATH_UTMP > #define WTMP_FILENAME _PATH_WTMP - DIFF: [wctype.h] #define __NEED_wctrans_t <

[osv-dev] [PATCH] libc: replace weak_alias and wrapper functions with linker symbol copy mechanism

/finite*.c files once we upgrade to musl 1.1.24 which provides the finite*( functions. Finally this patch also adds some simple unit tests to verify that modified functions still work. Signed-off-by: Waldemar Kozaczuk --- Makefile| 3 +-- libc/aliases.ld | 13 + libc

[osv-dev] [PATCH] libc: replace unistd/ttyname.c with the musl copy

specific implementation of ttyname_r() - removes '\0' from a string and unnecessary return - per original review of Rean's patch. Finally, this patch effectively makes all files (*.c,*.cc) under libc/unistd/ "neutral" to future musl upgrades. Signed-off-by: Waldemar Kozaczuk ---

[osv-dev] [PATCH] libc: replace include/api/ifaddrs.h with the symlink to its identical musl copy

Signed-off-by: Waldemar Kozaczuk --- include/api/ifaddrs.h | 35 +-- 1 file changed, 1 insertion(+), 34 deletions(-) mode change 100644 => 12 include/api/ifaddrs.h diff --git a/include/api/ifaddrs.h b/include/api/ifaddrs.h deleted file mode 100644 in

[osv-dev] [PATCH] libc: replace identical headers with the symlinks to musl copies

under musl/include. Signed-off-by: Waldemar Kozaczuk --- include/api/arpa/nameser_compat.h | 2 +- include/api/arpa/tftp.h | 31 +- include/api/errno.h | 27 + include/api/scsi/scsi.h | 150 +--- include/api/scsi/sg.h

[osv-dev] [PATCH] libc: replace two more files with the musl copies

This patch removes two more files from libc directory that are pretty much identical to their musl equivalent: ``` DIFF: [/misc/basename.c] 2d1 < #include DIFF: [/network/h_errno.c] 8c8 < return _errno; --- > return _errno; ``` Signed-off-by: Waldemar Kozaczuk ---

[osv-dev] [PATCH] libc: revert more files with "#undef" to point back to musl

Just like one of the earlier patches this one also removes more files from libc/ folder that only differ by "#undef" macro which is not necessary anymore. Signed-off-by: Waldemar Kozaczuk --- Makefile | 50 +++ libc/locale/isalnum_

[osv-dev] [PATCH] libc: remove more string functions from libc/ in favor of the original musl ones

ses, but based on my understanding of the operator precedence in C, adding extra parentheses around '(x)-ONES' should not change the end result (the subtraction and negation should be evaluated first anyway followed by bitwise and). Signed-off-by: Waldemar Kozaczuk --- Makefile|

[osv-dev] [PATCH V2] libc: revert some files with "__restrict" to point back to musl

nce and simply point to the original musl sources. This patch further eliminates unnecessary files in libc/ folder. Signed-off-by: Waldemar Kozaczuk --- Makefile | 30 ++-- libc/string/strcat.c | 7 --- libc/string/strcpy.c | 16 --- libc/string/strncat.c |

[osv-dev] [PATCH] libc: revert some files with "__restrict" to point back to musl

nce and simply point to the original musl sources. This patch further eliminates unnecessary files in libc/ folder. Signed-off-by: Waldemar Kozaczuk --- Makefile | 30 ++-- libc/string/strcat.c | 7 --- libc/string/strcpy.c | 16 --- libc/string/strncat.c |

[osv-dev] [PATCH] scripts: enhance run.py to allow running aarch64 images with KVM enabled

Signed-off-by: Waldemar Kozaczuk --- scripts/run.py | 41 ++--- 1 file changed, 22 insertions(+), 19 deletions(-) diff --git a/scripts/run.py b/scripts/run.py index ee08d901..6d4cc9c1 100755 --- a/scripts/run.py +++ b/scripts/run.py @@ -14,6 +14,8 @@ devnull

[osv-dev] [PATCH] licenses: add newlib license

Signed-off-by: Waldemar Kozaczuk --- licenses/newlib.txt | 55 + 1 file changed, 55 insertions(+) create mode 100644 licenses/newlib.txt diff --git a/licenses/newlib.txt b/licenses/newlib.txt new file mode 100644 index ..5d78cc16 --- /dev

[osv-dev] [PATCH] aarch64: fix memmove bug

versions of these functions have been heavily optimized for speed. Fixes #1090 Signed-off-by: Waldemar Kozaczuk --- Makefile | 5 +- arch/aarch64/memcpy.S | 230 + arch/aarch64/memmove.S | 155 arch/aarch64/memset.S | 240 ++ arch

[osv-dev] [PATCH] aarch64: support building unit tests image

on aarch64. For now we should somehow disable adding to the aarch64 test image. Signed-off-by: Waldemar Kozaczuk --- modules/tests/Makefile | 104 +++ modules/tests/add_aarch64_boost_libraries.sh | 11 ++ scripts/build| 6

[osv-dev] [PATCH 2/2] aarch64: parse and activate virtio mmio devices

on aarch64 version of firecracker. Signed-off-by: Waldemar Kozaczuk --- arch/aarch64/arch-dtb.cc | 46 ++ arch/aarch64/arch-dtb.hh | 7 ++ arch/aarch64/arch-setup.cc | 10 +++-- drivers/virtio-mmio.cc | 16 - drivers/virtio-mmio.hh

[osv-dev] [PATCH 1/2] aarch64: support virtio mmio devices

This is a pretty trivial patch that adds support of virtio net and block devices over mmio for aarch64 architecture. It accomplishes it by adding proper factory methods to register relevant interrupt handlers. Signed-off-by: Waldemar Kozaczuk --- Makefile | 1 + drivers/virtio

[osv-dev] [PATCH] debugging: enhance loader.py to support both x64 and aarch64

-by: Waldemar Kozaczuk --- scripts/loader.py | 95 +-- 1 file changed, 75 insertions(+), 20 deletions(-) diff --git a/scripts/loader.py b/scripts/loader.py index c59d7e6f..8ee021e8 100644 --- a/scripts/loader.py +++ b/scripts/loader.py @@ -8,8 +8,8 @@ import

[osv-dev] [PATCH] debugging: fix loader.py to handle "osv runqueue" properly

to help us navigate runqueue in a more resilient way. Signed-off-by: Waldemar Kozaczuk --- scripts/loader.py | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/scripts/loader.py b/scripts/loader.py index 6270d980..c59d7e6f 100644 --- a/scripts/loader.py +++ b/scripts/loader.py

[osv-dev] [PATCH] dynamic linker: fix the old bug in the logic to calculate the ELF base

there are multiple PT_LOAD and non-PT_LOAD headers sharing the same p_vaddr value, it ends up using wrong header and then overwriting other segments data. This patch fixes it by separating filtering of PT_LOAD headers and indentifying the lowest and highest ones. Signed-off-by: Waldemar Kozaczuk

[osv-dev] [PATCH] aarch64: until MSI-X support becomes functional do not try to setup vqueue MSI-X vector

This patch is a follow up to the previous commit b98cd8dc851282bd1b53860460831f77c63b18b3 and disables the logic to set MSI-X vector when setting up vqueues. Refs #1088 Signed-off-by: Waldemar Kozaczuk --- drivers/virtio-pci-device.cc | 8 ++-- 1 file changed, 6 insertions(+), 2 deletions

[osv-dev] [PATCH] scripts: support running aarch64 rofs images

Signed-off-by: Waldemar Kozaczuk --- scripts/run.py | 11 --- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/scripts/run.py b/scripts/run.py index 9e2ed146..c226056e 100755 --- a/scripts/run.py +++ b/scripts/run.py @@ -72,7 +72,7 @@ def set_imgargs(options

[osv-dev] [PATCH] aarch64: until MSI-X support becomes functional enable regular PCI interrupt

tested yet) and execute an app from it. Signed-off-by: Waldemar Kozaczuk --- drivers/virtio-pci-device.cc | 6 ++ 1 file changed, 6 insertions(+) diff --git a/drivers/virtio-pci-device.cc b/drivers/virtio-pci-device.cc index 378332ff..c7420747 100644 --- a/drivers/virtio-pci-device.cc +++ b

[osv-dev] [PATCH V2] serial console: refactor common logic to allow re-use when implementing mmio version

-by: Waldemar Kozaczuk --- Makefile | 1 + drivers/{isa-serial.cc => isa-serial-base.cc} | 47 drivers/{isa-serial.hh => isa-serial-base.hh} | 23 ++-- drivers/isa-serial.cc | 106 +- drivers/isa-ser

[osv-dev] [PATCH] serial console: refactor common logic to allow re-use when implementing mmio version

-by: Waldemar Kozaczuk --- Makefile | 1 + drivers/isa-serial-base.cc | 85 drivers/isa-serial-base.hh | 76 + drivers/isa-serial.cc | 110 +++-- drivers/isa-serial.hh | 17 +- 5

[osv-dev] [PATCH] pthreads: expose pthread_attr_getscope() symbol properly

the declaration to export the symbol properly: ```C pthread_attr_getscope ``` Signed-off-by: Waldemar Kozaczuk --- libc/pthread.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libc/pthread.cc b/libc/pthread.cc index 2f0afb7f..60158b31 100644 --- a/libc/pthread.cc +++ b/libc

[osv-dev] [PATCH] readme: revise and add new information

This patch revises the readme by adding information about some new features introduced by new upcoming release. It also enriches it by adding links to relevant Wiki pages to better explain existing capabilities of OSv. Signed-off-by: Waldemar Kozaczuk --- README.md | 358

[osv-dev] [PATCH] module.py: replace "is" literal with "==" to make Python 3.8 happy

Signed-off-by: Waldemar Kozaczuk --- scripts/module.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/scripts/module.py b/scripts/module.py index d7128388..8a1a5406 100755 --- a/scripts/module.py +++ b/scripts/module.py @@ -110,7 +110,7 @@ def make_cmd(cmdline, j, jobserver

[osv-dev] [PATCH V2 4/4] gcc 10: fix duplicate linker symbol errors

All of the sudden gcc 10 linker has found number of duplicate ZFS related symbols which this patch fixes: - g_zfs - aok - zfsdev_state Signed-off-by: Waldemar Kozaczuk --- bsd/cddl/contrib/opensolaris/cmd/zfs/zfs_util.h | 2 +- bsd/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c

[osv-dev] [PATCH 4/4] gcc 10: fix duplicate linker symbol errors

Signed-off-by: Waldemar Kozaczuk --- bsd/cddl/contrib/opensolaris/cmd/zfs/zfs_util.h | 2 +- bsd/cddl/contrib/opensolaris/cmd/zpool/zpool_util.h | 2 +- .../contrib/opensolaris/lib/libzfs/common/libzfs_util.c | 2 -- .../contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c | 8

[osv-dev] [PATCH 1/4] pthreads: add stubs for new *clockwait/*clocklock functions to fix gcc 10 errors

obody ever complained...), pthread_mutex_clocklock() can also be a stub. I think this will be easy, and hopefully work." Signed-off-by: Waldemar Kozaczuk --- include/api/pthread.h | 2 ++ libc/pthread.cc | 16 2 files changed, 18 insertions(+) diff --git a/include/api/p

[osv-dev] [PATCH 2/4] gcc 10: fix warnings but including various standard headers in couple of files

All of the sudden new gcc 10 complains about some missing types definitions so we make it happy by including proper headers in right places. Signed-off-by: Waldemar Kozaczuk --- arch/x64/string-ssse3.cc | 1 + include/osv/index-list.hh | 2 ++ tests/tst-sendfile.cc | 1 + tests/tst-tcp

[osv-dev] [PATCH 3/4] zfs: replace strncpy with safer strlcpy which is detected by gcc 10

Signed-off-by: Waldemar Kozaczuk --- bsd/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/bsd/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c b/bsd/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c

[osv-dev] [PATCH] run.py: add support of mounting directory via virtiofs device

ned-off-by: Waldemar Kozaczuk --- scripts/run.py | 26 ++ 1 file changed, 26 insertions(+) diff --git a/scripts/run.py b/scripts/run.py index 95cca87b..9e2ed146 100755 --- a/scripts/run.py +++ b/scripts/run.py @@ -172,6 +172,13 @@ def start_osv_qemu(options): "

[osv-dev] [PATCH] loader: add option to mount extra filesystem

which has to be already present in the image. Here is a cmdline example of mounting virtio-fs filesystem: '--mount-fs=virtiofs,/dev/virtiofs1,/tmp/virtiofs /tmp/virtiofs/hello' Signed-off-by: Waldemar Kozaczuk --- fs/vfs/main.cc | 56

[osv-dev] [PATCH V3 2/2] rofs: optimize memory utilization by integrating with page cache

- rofs_map_cached_page() - that ensures that requested page of a file is loaded from disk into ROFS cache (by triggering read from disk if missing) and eventually registers the page into pagecache by calling pagecache::map_read_cached_page(). This partially addresses #979 Signed-off-by: Waldemar

[osv-dev] [PATCH V3 1/2] pagecache: refactor to allow integration with non-ZFS filesystems

by non-ZFS filesystem implementations to register cached file pages into page cache. Signed-off-by: Waldemar Kozaczuk --- core/pagecache.cc| 200 +-- fs/vfs/vfs_fops.cc | 2 +- include/osv/pagecache.hh | 1 + include/osv/vfs_file.hh | 2

[osv-dev] [PATCH] sysfs: add new pseudo-files free_page_ranges and pools to help monitor memory utilization

yer. Signed-off-by: Waldemar Kozaczuk --- core/mempool.cc | 58 - fs/sysfs/sysfs_vnops.cc | 51 include/osv/mempool.hh | 21 +++ 3 files changed, 129 insertions(+), 1 deletion(-) diff --git a/c

[osv-dev] [PATCH V2 3/3] rofs: optimize memory utilization by integrating with page cache

- rofs_map_cached_page() - that ensures that requested page of a file is loaded from disk into ROFS cache (by triggering read from disk if missing) and eventually registers the page into pagecache by calling pagecache::map_read_cached_page(). This partially addresses #979 Signed-off-by: Waldemar

[osv-dev] [PATCH 3/3] rofs: optimize memory utilization by integrating with page cache

page of a file is loaded from disk into ROFS cache (by triggering read from disk if missing) and eventually registers the page into pagecache by calling pagecache::map_read_cached_page(). This partially addresses #979 Signed-off-by: Waldemar Kozaczuk --- fs/rofs/rofs.hh | 2 ++ fs/rofs

[osv-dev] [PATCH 1/3] vfs: store and track filesystem ID

This patch adds new field m_fsid to filesystem configuration structure to identify which filesystem (zfs, rofs, etc) given vnode belongs to. This becomes necessary to properly refactor logic in pagecache. Signed-off-by: Waldemar Kozaczuk --- .../opensolaris/uts/common/fs/zfs/zfs_vfsops.c | 10

[osv-dev] [PATCH 2/3] pagecache: refactor to allow integration with non-ZFS filesystems

by non-ZFS filesystem implementations to register cached file pages into page cache. Signed-off-by: Waldemar Kozaczuk --- core/pagecache.cc| 176 --- fs/vfs/vfs_fops.cc | 2 +- include/osv/pagecache.hh | 1 + include/osv/vfs_file.hh | 2

[osv-dev] [PATCH V5 2/2] mempool: use map_anon() for large allocations or when memory is fragmented

bject_size() needed to be adjusted to work with new malloc_large() implementation. It was discovered that therefore other related issues are fixed by this patch as well. Lastly this patch adds new test verifying realloc() and malloc_usable_size(). Fixes #784 Fixes #854 Fixes #1077 Signed-off-by

[osv-dev] [PATCH V5 1/2] mempool: fix a bug in page_range_allocator() when handling worst case O(n) scenario

Signed-off-by: Waldemar Kozaczuk --- core/mempool.cc | 5 - 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/core/mempool.cc b/core/mempool.cc index d902eea8..11fd1456 100644 --- a/core/mempool.cc +++ b/core/mempool.cc @@ -702,10 +702,13 @@ page_range* page_range_allocator::alloc

[osv-dev] [PATCH V4 2/2] mempool: use map_anon() for large allocations or when memory is fragmented

t verifying realloc() and malloc_usable_size(). Signed-off-by: Waldemar Kozaczuk --- core/mempool.cc| 66 +++-- modules/tests/Makefile | 2 +- tests/tst-realloc.cc | 94 ++ 3 files changed, 149 insertions(+), 13 deletions(-)

[osv-dev] [PATCH V3 2/2] mempool: use map_anon() for large allocations or when memory is fragmented

4K and < 2MB that cannot be satisfied when mamory is fragmented. It is supposed to help OSv memory allocation behave better when memory in free_page_ranges is heavily fragmented and large allocations (>=2MB) cannot be satisfied with single contiguous page range. Fixes #854 Signed-off-by

[osv-dev] [PATCH V2 1/2] mempool: fix a bug in page_range_allocator() when handling worst case O(n) scenario

Signed-off-by: Waldemar Kozaczuk --- core/mempool.cc | 5 - 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/core/mempool.cc b/core/mempool.cc index d902eea8..11fd1456 100644 --- a/core/mempool.cc +++ b/core/mempool.cc @@ -702,10 +702,13 @@ page_range* page_range_allocator::alloc

[osv-dev] [PATCH V2 2/2] mempool: use map_anon() for large allocations or when memory is fragmented

4K and < 2MB that cannot be satisfied when mamory is fragmented. It is supposed to help OSv memory allocation behave better when memory in free_page_ranges is heavily fragmented and large allocations (>=2MB) cannot be satisfied with single contiguous page range. Fixes #854 Signed-off-by

[osv-dev] [PATCH] mempool: preliminary support of mmap-backed large allocations

ily fragmented and large allocations (>=2MB) cannot be satisfied with straight contiguous page range. Please not this patch does NOT address scenario where allocation requests > 4K and < 2MB cannot be satisfied because mamory is fragmented at that level. Signed-off-by: Waldemar Kozaczu

[osv-dev] [PATCH 2/2] tests: move nfs testing out to a separate module

it. Signed-off-by: Waldemar Kozaczuk --- modules/nfs-tests/.gitignore | 4 ++ modules/nfs-tests/Makefile | 32 + modules/nfs-tests/test.py| 90 modules/nfs-tests/tst-nfs.cc | 64 ++--- scripts/test.py | 62

[osv-dev] [PATCH 1/2] fs: move nfs support out of kernel in lieu of a separate pluggable module

/lib/fs Completes #1078 Signed-off-by: Waldemar Kozaczuk --- .gitmodules | 3 -- Makefile | 32 ++-- external/fs/libnfs| 1 - fs/nfs/nfs_null_vfsops.cc | 11 +- fs/vfs/main.cc

[osv-dev] [PATCH 3/3] httpserver: add monitoring API unit tests

Signed-off-by: Waldemar Kozaczuk --- modules/httpserver-api/tests/basetest.py | 11 +++- .../tests/monitoring-api/testenv.py | 19 +++ .../tests/monitoring-api/testfile.py | 54 +++ .../tests/monitoring-api/testfs.py| 18 +++ .../tests

[osv-dev] [PATCH 2/3] httpserver: add read-only monitoring module

to disable subset of code not needed for monitoring functionality. We also compile the code with '-fvisibility=hidden' to further reduce size of the monitoring executable (<800K). Fixes #820 Signed-off-by: Waldemar Kozaczuk --- modules/httpserver-monitoring-api/.gitignore | 4 + modu

[osv-dev] [PATCH 1/3] httpserver: allow compiling out features not needed for monitoring api

;__attribute__((visibility("default")))" and "#pragma GCC visibility push(default)/#pragma GCC visibility pop". The latter is used to make portion of common code public so that is available to modules like trace API. Hiding most symbols in monitoring module also helps to redu

[osv-dev] [PATCH V2 1/2] virtio: optimize number of exits when parsing capabilities

--- drivers/pci-function.cc | 53 +-- drivers/pci-function.hh | 9 -- drivers/virtio-pci-device.cc | 54 +++- drivers/virtio-pci-device.hh | 7 +++-- 4 files changed, 66 insertions(+), 57 deletions(-) diff --git

[osv-dev] [PATCH 2/2] virtio: extract common logic to map capability bar

Signed-off-by: Waldemar Kozaczuk --- drivers/virtio-pci-device.cc | 27 +++ drivers/virtio-pci-device.hh | 1 + 2 files changed, 16 insertions(+), 12 deletions(-) diff --git a/drivers/virtio-pci-device.cc b/drivers/virtio-pci-device.cc index 89130e01..4171f3a6 100644

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