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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-03-23 23:44:19 -0500 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-03-23 23:44:19 -0500 |
| commit | 1ebbe2b20091d306453a5cf480a87e6cd28ae76f (patch) | |
| tree | f5cd7a0fa69b8b1938cb5a0faed2e7b0628072a5 /arch/i386/kernel/vsyscall-sysenter.S | |
| parent | ac58c9059da8886b5e8cde012a80266b18ca146e (diff) | |
| parent | 674a396c6d2ba0341ebdd7c1c9950f32f018e2dd (diff) | |
Merge branch 'linus'
Diffstat (limited to 'arch/i386/kernel/vsyscall-sysenter.S')
| -rw-r--r-- | arch/i386/kernel/vsyscall-sysenter.S | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/i386/kernel/vsyscall-sysenter.S b/arch/i386/kernel/vsyscall-sysenter.S index 76b728159403..3b62baa6a371 100644 --- a/arch/i386/kernel/vsyscall-sysenter.S +++ b/arch/i386/kernel/vsyscall-sysenter.S | |||
| @@ -21,6 +21,9 @@ | |||
| 21 | * instruction clobbers %esp, the user's %esp won't even survive entry | 21 | * instruction clobbers %esp, the user's %esp won't even survive entry |
| 22 | * into the kernel. We store %esp in %ebp. Code in entry.S must fetch | 22 | * into the kernel. We store %esp in %ebp. Code in entry.S must fetch |
| 23 | * arg6 from the stack. | 23 | * arg6 from the stack. |
| 24 | * | ||
| 25 | * You can not use this vsyscall for the clone() syscall because the | ||
| 26 | * three dwords on the parent stack do not get copied to the child. | ||
| 24 | */ | 27 | */ |
| 25 | .text | 28 | .text |
| 26 | .globl __kernel_vsyscall | 29 | .globl __kernel_vsyscall |