motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-06 09:13:55 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

linux-user/i386: Implement setup_sigtramp

Browse source 
Create and record the two signal trampolines.
Use them when the guest does not use SA_RESTORER.
Note that x86_64 does not use this code.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210929130553.121567-11-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Richard Henderson 2021-09-29 09:05:37 -04:00 • committed by Laurent Vivier
parent a22fccd8b7
commit 8ee8a10480
3 changed files with 43 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

3
linux-user/x86_64/target_signal.h
View file

@ -21,4 +21,7 @@ typedef struct target_sigaltstack {
#include "../generic/signal.h"
/* For x86_64, use of SA_RESTORER is mandatory. */
#define TARGET_ARCH_HAS_SIGTRAMP_PAGE 0
#endif /* X86_64_TARGET_SIGNAL_H */