Signed-off-by: Max Reitz
Reviewed-by: Alberto Garcia
---
block/curl.c | 21 +
1 file changed, 21 insertions(+)
diff --git a/block/curl.c b/block/curl.c
index 96790fdc70..a5d3e64b84 100644
--- a/block/curl.c
+++ b/block/curl.c
@@ -963,6 +963,23 @@ static int64_t curl_getlengt
Some follow-up patches will rework the way bs->full_open_options is
refreshed in bdrv_refresh_filename(). The new implementation will remove
the need for the block drivers' bdrv_refresh_filename() implementations
to set bs->full_open_options; instead, it will be generic and use static
information f
Instead of having every block driver which implements
bdrv_refresh_filename() copy all of the strong runtime options over to
bs->full_open_options, implement this process generically in
bdrv_refresh_filename().
This patch only adds this new generic implementation, it does not remove
the old functi
Both of the defaults we currently have in the curl driver are named
based on a slightly different schema, let's unify that and call both
CURL_BLOCK_OPT_${NAME}_DEFAULT.
While at it, we can add a macro for the third option for which a default
exists, namely "sslverify".
Signed-off-by: Max Reitz
R
Currently, nvme's bdrv_refresh_filename() is an exact copy of null's
implementation. However, for null, "null-co://" and "null-aio://" are
indeed valid filenames -- for nvme, they are not, as a device address is
still required.
The correct implementation should generate a filename of the form
"nv
While we cannot represent the latency-ns option in a filename, it is not
a strong option so not being able to should not stop us from generating
a filename nonetheless.
Signed-off-by: Max Reitz
Reviewed-by: Alberto Garcia
---
block/null.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
Signed-off-by: Max Reitz
---
tests/qemu-iotests/224 | 139 +
tests/qemu-iotests/224.out | 18 +
tests/qemu-iotests/group | 1 +
3 files changed, 158 insertions(+)
create mode 100755 tests/qemu-iotests/224
create mode 100644 tests/qemu-iotests/224
Currently, BlockDriver.bdrv_refresh_filename() is supposed to both
refresh the filename (BDS.exact_filename) and set BDS.full_open_options.
Now that we have generic code in the central bdrv_refresh_filename() for
creating BDS.full_open_options, we can drop the latter part from all
BlockDriver.bdrv_
This new field can be set by block drivers to list the runtime options
they accept that may influence the contents of the respective BDS. As of
a follow-up patch, this list will be used by the common
bdrv_refresh_filename() implementation to decide which options to put
into BDS.full_open_options (a
When BDSs are created by qemu itself (e.g. as filters in block jobs),
they may not have a "driver" option in their options QDict. When
generating a json:{} filename, however, it must always be present.
Signed-off-by: Max Reitz
Reviewed-by: Alberto Garcia
---
block.c | 6 ++
1 file changed,
If a format BDS's file BDS is in turn a format BDS, we cannot simply use
the same filename, because when opening a BDS tree based on a filename
alone, qemu will create only one format node on top of one protocol node
(disregarding a potential backing file).
Signed-off-by: Max Reitz
Reviewed-by: A
While the common implementation for bdrv_dirname() should return NULL
for quorum BDSs already (because they do not have a file node and their
exact_filename field should be empty), there is no reason not to make
that explicit.
Signed-off-by: Max Reitz
Reviewed-by: Eric Blake
Reviewed-by: Alberto
Make bdrv_get_full_backing_filename_from_filename() return an allocated
string instead of placing the result in a caller-provided buffer.
Signed-off-by: Max Reitz
Reviewed-by: Alberto Garcia
---
include/block/block.h | 7 +++---
block.c | 53 ++
bdrv_get_full_backing_filename_from_filename() breaks down when it comes
to JSON filenames. Using bdrv_dirname() as the basis is better because
since we have BDS, we can descend through the BDS tree to the protocol
layer, which gives us a greater probability of finding a non-JSON name;
also, bdrv_d
The generic bdrv_dirname() implementation would be able to generate some
form of directory name for many NBD nodes, but it would be always wrong.
Therefore, we have to explicitly make it an error (until NBD has some
form of specification for export paths, if it ever will).
Signed-off-by: Max Reitz
blkverify's BDSs have a file BDS, but we do not want this to be
preferred over the raw node. There is no way to decide between the two
(and not really a reason to, either), so just return NULL in blkverify's
implementation of bdrv_dirname().
Signed-off-by: Max Reitz
Reviewed-by: Eric Blake
Revie
While the basic idea is obvious and could be handled by the default
bdrv_dirname() implementation, we cannot generate a directory name if
the gid or uid are set, so we have to explicitly return NULL in those
cases.
Signed-off-by: Max Reitz
Reviewed-by: Alberto Garcia
---
block/nfs.c | 15 ++
Test 110 tests relative backing filenames for complex BDS trees. Now
that the originally supposedly failing test passes, let us add a new
failing test: Quorum can never work automatically (without detecting
whether all child nodes have the same base directory, but that would be
rather inconsistent
This function may be implemented by block drivers to derive a directory
name from a BDS. Concatenating this g_free()-able string with a relative
filename must result in a valid (not necessarily existing) filename, so
this is a function that should generally be not implemented by format
drivers, bec
Besides being safe for arbitrary path lengths, after some follow-up
patches all callers will want a freshly allocated buffer anyway.
In the meantime, path_combine_deprecated() is added which has the same
interface as path_combine() had before this patch. All callers to that
function will be conver
This is a general function for making a filename that is relative to a
certain BDS absolute.
It calls bdrv_get_full_backing_filename_from_filename() for now, but
that will be changed in a follow-up patch.
Signed-off-by: Max Reitz
Reviewed-by: Alberto Garcia
---
block.c | 27 +++
Signed-off-by: Max Reitz
Reviewed-by: Alberto Garcia
---
tests/qemu-iotests/228 | 235 +
tests/qemu-iotests/228.out | 84 +
tests/qemu-iotests/group | 1 +
3 files changed, 320 insertions(+)
create mode 100755 tests/qemu-iotests/228
crea
bdrv_find_backing_image() should use bdrv_get_full_backing_filename() or
bdrv_make_absolute_filename() instead of trying to do what those
functions do by itself.
path_combine_deprecated() can now be dropped, so let's do that.
Signed-off-by: Max Reitz
Reviewed-by: Alberto Garcia
---
block.c | 3
Make bdrv_get_full_backing_filename() return an allocated string instead
of placing the result in a caller-provided buffer.
Signed-off-by: Max Reitz
Reviewed-by: Alberto Garcia
---
include/block/block.h | 3 +--
block.c | 48 +++
block/qapi
If the backing file is overridden, this most probably does change the
guest-visible data of a BDS. Therefore, we will need to consider this
in bdrv_refresh_filename().
To see whether it has been overridden, we might want to compare
bs->backing_file and bs->backing->bs->filename. However,
bs->bac
Signed-off-by: Max Reitz
Reviewed-by: Eric Blake
Reviewed-by: Alberto Garcia
---
tests/qemu-iotests/iotests.py | 3 +++
1 file changed, 3 insertions(+)
diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py
index 4e67fbbe96..5c45788dac 100644
--- a/tests/qemu-iotests/iotest
Once more, I’ll spare both me and you another iteration of the cover
letter, so see here:
http://lists.nongnu.org/archive/html/qemu-block/2017-09/msg01030.html
(Although this series no longer includes a @base-directory option.)
In regards to the last version, the biggest change is that I dropped
This function queries a node; since we cannot do that right now, it
executes query-named-block-nodes and returns the matching node's object.
Signed-off-by: Max Reitz
---
tests/qemu-iotests/iotests.py | 7 +++
1 file changed, 7 insertions(+)
diff --git a/tests/qemu-iotests/iotests.py b/tests
Basically, bdrv_refresh_filename() should respect all children of a
BlockDriverState. However, generally those children are driver-specific,
so this function cannot handle the general case. On the other hand,
there are only few drivers which use other children than @file and
@backing (that being vm
bdrv_refresh_filename() should invoke itself recursively on all
children, not just on file.
With that change, we can remove the manual invocations in blkverify,
quorum, commit, mirror, and blklogwrites.
Signed-off-by: Max Reitz
Reviewed-by: Eric Blake
Reviewed-by: Alberto Garcia
---
block.c
Before this patch, bdrv_refresh_filename() is used in a pushing manner:
Whenever the BDS graph is modified, the parents of the modified edges
are supposed to be updated (recursively upwards). However, that is
nonviable, considering that we want child changes not to concern
parents.
Also, in the l
bdrv_refresh_filename() should simply skip all implicit nodes. They are
supposed to be invisible to the user, so they should not appear in
filename information.
Signed-off-by: Max Reitz
Reviewed-by: Eric Blake
Reviewed-by: Alberto Garcia
---
block.c | 14 ++
1 file changed, 14 ins
On 02.10.18 15:01, Vladimir Sementsov-Ogievskiy wrote:
> 28.09.2018 19:31, Max Reitz wrote:
>> On 23.08.18 17:46, Vladimir Sementsov-Ogievskiy wrote:
>>> Add a new command, returning block nodes (and their users) graph.
>>>
>>> Signed-off-by: Vladimir Sementsov-Ogievskiy
>>> ---
>>> qapi/block-c
Thank you, hope that's fixed now)
On 10/05/2018 07:47 PM, Eric Blake wrote:
> On 10/5/18 11:40 AM, Vladimir Sementsov-Ogievskiy wrote:
>> 05.10.2018 18:52, Kevin Wolf wrote:
>>> Hi Vladimir,
>>>
>>> can you please check your mailer settings? The plain text version of the
>>> emails is hardly legib
On 10/5/18 1:02 PM, Eric Blake wrote:
On 10/5/18 12:49 PM, Cleber Rosa wrote:
We could add a git pre-commit hook grep'ing for "^#!\
*(/usr/bin/env|/bin/(b?a)?sh)" in the 1st line and then checking the
file perms.
Good idea. Probably better to send that as a different patch, right?
Yes, s
Am 05.10.2018 um 18:54 hat Peter Maydell geschrieben:
> On 5 October 2018 at 17:17, Kevin Wolf wrote:
> > Am 05.10.2018 um 16:41 hat Peter Maydell geschrieben:
> >> On 5 October 2018 at 15:38, Peter Maydell wrote:
> >> > The test-bdrv-drain test fails at least 50% of the time
> >> > on my OS buil
On 10/5/18 12:49 PM, Cleber Rosa wrote:
We could add a git pre-commit hook grep'ing for "^#!\
*(/usr/bin/env|/bin/(b?a)?sh)" in the 1st line and then checking the
file perms.
Good idea. Probably better to send that as a different patch, right?
Yes, separate patch. For that matter, "^#!/"
On 10/5/18 9:36 AM, Philippe Mathieu-Daudé wrote:
> On 04/10/2018 18:18, Cleber Rosa wrote:
>> Commit 990dc39c made all tests executable at the time, but 218 came in
>> later, and missing those permissions.
>>
>> Signed-off-by: Cleber Rosa
>> ---
>> tests/qemu-iotests/218 | 0
>> 1 file change
05.10.2018 18:52, Kevin Wolf wrote:
> Hi Vladimir,
>
> can you please check your mailer settings? The plain text version of the
> emails is hardly legible because it mixes quotes text and replies. I
> had to manually open the HTML part to figure out what you really wrote.
I've sent it from other t
On 10/5/18 11:40 AM, Vladimir Sementsov-Ogievskiy wrote:
05.10.2018 18:52, Kevin Wolf wrote:
Hi Vladimir,
can you please check your mailer settings? The plain text version of the
emails is hardly legible because it mixes quotes text and replies. I
had to manually open the HTML part to figure ou
On 5 October 2018 at 17:17, Kevin Wolf wrote:
> Am 05.10.2018 um 16:41 hat Peter Maydell geschrieben:
>> On 5 October 2018 at 15:38, Peter Maydell wrote:
>> > The test-bdrv-drain test fails at least 50% of the time
>> > on my OS build system. Disable the test until we can figure
>>
>> This is a t
Am 05.10.2018 um 16:41 hat Peter Maydell geschrieben:
> On 5 October 2018 at 15:38, Peter Maydell wrote:
> > The test-bdrv-drain test fails at least 50% of the time
> > on my OS build system. Disable the test until we can figure
>
> This is a typo: I meant "OSX build system".
>
> > out what's go
Hi Vladimir,
can you please check your mailer settings? The plain text version of the
emails is hardly legible because it mixes quotes text and replies. I
had to manually open the HTML part to figure out what you really wrote.
Am 05.10.2018 um 17:00 hat Vladimir Sementsov-Ogievskiy geschrieben:
>
05.10.2018 00:19, Vladimir Sementsov-Ogievskiy wrote:
On 10/04/2018 05:52 PM, Kevin Wolf wrote:
Am 04.10.2018 um 15:59 hat Vladimir Sementsov-Ogievskiy geschrieben:
04.10.2018 15:44, Kevin Wolf wrote:
Am 01.10.2018 um 12:29 hat Vladimir Sementsov-Ogievskiy geschrieben:
Fleecing-hook filter does cop
On Fri, Oct 05, 2018 at 04:52:02PM +0200, Alberto Garcia wrote:
> The values specified in the documentation don't match the actual
> defaults set in qcrypto_block_luks_create().
>
> Signed-off-by: Alberto Garcia
> ---
> qapi/crypto.json | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(
The values specified in the documentation don't match the actual
defaults set in qcrypto_block_luks_create().
Signed-off-by: Alberto Garcia
---
qapi/crypto.json | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/qapi/crypto.json b/qapi/crypto.json
index a51b434412..b2a4cff
On 5 October 2018 at 15:38, Peter Maydell wrote:
> The test-bdrv-drain test fails at least 50% of the time
> on my OS build system. Disable the test until we can figure
This is a typo: I meant "OSX build system".
> out what's going on, as this makes pull request processing
> very difficult.
>
>
The test-bdrv-drain test fails at least 50% of the time
on my OS build system. Disable the test until we can figure
out what's going on, as this makes pull request processing
very difficult.
Signed-off-by: Peter Maydell
---
tests/Makefile.include | 2 +-
1 file changed, 1 insertion(+), 1 deletio
On 04/10/2018 18:18, Cleber Rosa wrote:
> Signed-off-by: Cleber Rosa
Reviewed-by: Philippe Mathieu-Daudé
> ---
> scripts/decodetree.py | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/scripts/decodetree.py b/scripts/decodetree.py
> index 277f9a9bba..457cffea90 100755
> --- a/scripts/
On 04/10/2018 18:18, Cleber Rosa wrote:
> Signed-off-by: Cleber Rosa
Reviewed-by: Philippe Mathieu-Daudé
> ---
> scripts/decodetree.py | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/decodetree.py b/scripts/decodetree.py
> index 457cffea90..37c76b5507 100755
>
On 04/10/2018 18:18, Cleber Rosa wrote:
> Commit cce293a2945 moved some functions from common.config to
> common.rc, but the error messages still reference the old file
> location.
>
> Signed-off-by: Cleber Rosa
Reviewed-by: Philippe Mathieu-Daudé
> ---
> tests/qemu-iotests/common.rc | 4 ++--
On 04/10/2018 18:18, Cleber Rosa wrote:
> Commit 990dc39c made all tests executable at the time, but 218 came in
> later, and missing those permissions.
>
> Signed-off-by: Cleber Rosa
> ---
> tests/qemu-iotests/218 | 0
> 1 file changed, 0 insertions(+), 0 deletions(-)
> mode change 100644 => 1
On 04/10/2018 18:18, Cleber Rosa wrote:
> Signed-off-by: Cleber Rosa
Reviewed-by: Philippe Mathieu-Daudé
> ---
> scripts/qemu.py | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/qemu.py b/scripts/qemu.py
> index 7abe26de69..676eb9709a 100644
> --- a/scripts/qem
On 04/10/2018 18:53, Cleber Rosa wrote:> On 10/4/18 12:48 PM, Eric Blake
wrote:
>> On 10/4/18 11:18 AM, Cleber Rosa wrote:
>>> A trivial comment typo fix.
>>>
>>> Signed-off-by: Cleber Rosa
>>> ---
>>> qemu-img.c | 2 +-
>>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/qem
Cleber Rosa writes:
> Point to the right and obvious location for lm32 tests.
>
> Signed-off-by: Cleber Rosa
> ---
> tests/tcg/README | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tests/tcg/README b/tests/tcg/README
> index a5643d33e7..2a58f9a058 100644
> --- a/test
On 5 October 2018 at 14:40, Alberto Garcia wrote:
> On Fri 05 Oct 2018 02:55:13 PM CEST, Peter Maydell wrote:
>>> +rs->check_cache_dropped =
>>> +qemu_opt_get_bool_del(opts, "x-check-cache-dropped", false);
>>> +
>>> +/* This driver's reopen function doesn't currently allow changin
On Fri 05 Oct 2018 03:40:09 PM CEST, Alberto Garcia wrote:
> On Fri 05 Oct 2018 02:55:13 PM CEST, Peter Maydell wrote:
>>> +rs->check_cache_dropped =
>>> +qemu_opt_get_bool_del(opts, "x-check-cache-dropped", false);
>>> +
>>> +/* This driver's reopen function doesn't currently allow
On 4 October 2018 at 17:48, Eric Blake wrote:
> On 10/4/18 11:18 AM, Cleber Rosa wrote:
>>
>> A trivial comment typo fix.
>>
>> Signed-off-by: Cleber Rosa
>> --- a/qemu-img.c
>> +++ b/qemu-img.c
>> @@ -1085,7 +1085,7 @@ static int64_t find_nonzero(const uint8_t *buf,
>> int64_t n)
>> }
>>
On Fri 05 Oct 2018 02:55:13 PM CEST, Peter Maydell wrote:
>> +rs->check_cache_dropped =
>> +qemu_opt_get_bool_del(opts, "x-check-cache-dropped", false);
>> +
>> +/* This driver's reopen function doesn't currently allow changing
>> + * other options, so let's put them back in the
Hi Kevin!
In commit 33a610c3986 "block: Involve block drivers in permission
granting" you write:
if (old_bs) {
/* Update permissions for old node. This is guaranteed to succeed
* because we're just taking a parent away, so we're loosening
* restrictions. */
Am 05.10.2018 um 14:55 hat Peter Maydell geschrieben:
> On 1 October 2018 at 18:18, Kevin Wolf wrote:
> > From: Alberto Garcia
> >
> > The file-posix code is used for the "file", "host_device" and
> > "host_cdrom" drivers, and it allows reopening images. However the only
> > option that is actual
On 1 October 2018 at 18:18, Kevin Wolf wrote:
> From: Alberto Garcia
>
> The file-posix code is used for the "file", "host_device" and
> "host_cdrom" drivers, and it allows reopening images. However the only
> option that is actually processed is "x-check-cache-dropped", and
> changes in all othe
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