Messages in this thread | | | From | Roland McGrath <> | Subject | Re: [PATCH 13/18] x86 vDSO: ia32 sysenter_return | Date | Tue, 20 Nov 2007 16:34:13 -0800 (PST) |
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> > @@ -104,7 +103,7 @@ ENTRY(ia32_sysenter_target) > > pushfq > > CFI_ADJUST_CFA_OFFSET 8 > > /*CFI_REL_OFFSET rflags,0*/ > > - movl $VSYSCALL32_SYSEXIT, %r10d > > + movl 8*3-THREAD_SIZE+threadinfo_sysenter_return(%rsp), %r10d > > 8*3-THREAD_SIZE is not very intuitive. Can you add a comment on the > math?
When you are reading the whole stretch of code right there, and not just the patch, it's fairly obvious that it matches the three pushes right there.
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