So we now have the following system entry code related
files, which define the following system call instruction
and other entry paths:
entry_32.S # 32-bit binaries on 32-bit kernels
entry_64.S # 64-bit binaries on 64-bit kernels
entry_64_compat_32.S # 32-bit binaries on 64-bit kernels
Cc: Alexei Starovoitov <a...@plumgrid.com>
Cc: Andrew Morton <a...@linux-foundation.org>
Cc: Andy Lutomirski <l...@amacapital.net>
Cc: Borislav Petkov <b...@alien8.de>
Cc: Brian Gerst <brge...@gmail.com>
Cc: Denys Vlasenko <dvlas...@redhat.com>
Cc: Frederic Weisbecker <fweis...@gmail.com>
Cc: H. Peter Anvin <h...@zytor.com>
Cc: Josh Triplett <j...@joshtriplett.org>
Cc: Kees Cook <keesc...@chromium.org>
Cc: Linus Torvalds <torva...@linux-foundation.org>
Cc: Oleg Nesterov <o...@redhat.com>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Steven Rostedt <rost...@goodmis.org>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: Will Drewry <w...@chromium.org>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mi...@kernel.org>
---
arch/x86/entry/Makefile | 2 +-
arch/x86/entry/entry_64.S | 2 +-
arch/x86/entry/{ia32entry.S => entry_64_compat_32.S} | 0
3 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/entry/Makefile b/arch/x86/entry/Makefile
index b93cce1c6bb2..c1e6f5406f9e 100644
--- a/arch/x86/entry/Makefile
+++ b/arch/x86/entry/Makefile
@@ -6,5 +6,5 @@ obj-y := entry_$(BITS).o
thunk_$(BITS).o syscall_$(BITS).o
obj-y += vdso/
obj-y += vsyscall/
-obj-$(CONFIG_IA32_EMULATION) += ia32entry.o syscall_32.o
+obj-$(CONFIG_IA32_EMULATION) += entry_64_compat_32.o syscall_32.o
diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S
index 31770662b940..4cf3dd36aa0d 100644
--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -516,7 +516,7 @@ ENTRY(ret_from_fork)
/*
* By the time we get here, we have no idea whether our pt_regs,
* ti flags, and ti status came from the 64-bit SYSCALL fast path,
- * the slow path, or one of the ia32entry paths.
+ * the slow path, or one of the 32-bit compat paths.
* Use IRET code path to return, since it can safely handle
* all of the above.
*/
diff --git a/arch/x86/entry/ia32entry.S b/arch/x86/entry/entry_64_compat_32.S
similarity index 100%
rename from arch/x86/entry/ia32entry.S
rename to arch/x86/entry/entry_64_compat_32.S
--
2.1.4
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