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authorRich Felker <dalias@aerifal.cx>2012-11-11 13:56:37 -0500
committerRich Felker <dalias@aerifal.cx>2012-11-11 13:56:37 -0500
commite9b885ee550e8a3eabc9d11c469baf1cfaf64f55 (patch)
treeb2b61c6270cf5572df5dabc2581d4ba287d33a91 /src/thread/pthread_mutex_lock.c
parentdc059f03e8277abe3f515f350bd9615416aaa5ef (diff)
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fix clobber of edx in i386 vsyscall asm
this function does not obey the normal calling convention; like a
syscall instruction, it's expected not to clobber any registers except
the return value. clobbering edx could break callers that were reusing
the value cached in edx after the syscall returns.
Diffstat (limited to 'src/thread/pthread_mutex_lock.c')
0 files changed, 0 insertions, 0 deletions