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[PATCH] i386: clean up vDSO alignment padding

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This makes the vDSO use nops for all its padding around instructions,
rather than sometimes zeros, and nop-pads the end of the area containing
instructions to a 32-byte cache line, to keep text and data in separate
lines.

Signed-off-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Roland McGrath 2005-09-03 15:56:35 -07:00 committed by Linus Torvalds
parent 56f1d5d52a
commit 2a0694d15d
1 changed files with 2 additions and 1 deletions
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3
arch/i386/kernel/vsyscall-sigreturn.S
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@ -15,7 +15,7 @@
*/
.text
.org __kernel_vsyscall+32
.org __kernel_vsyscall+32,0x90
.globl __kernel_sigreturn
.type __kernel_sigreturn,@function
__kernel_sigreturn:
@ -35,6 +35,7 @@ __kernel_rt_sigreturn:
int $0x80
.LEND_rt_sigreturn:
.size __kernel_rt_sigreturn,.-.LSTART_rt_sigreturn
.balign 32
.previous
.section .eh_frame,"a",@progbits