Messages in this thread Patch in this message | | | From | Roland McGrath <> | Subject | [PATCH] i386: clean up vDSO alignment padding | Date | Thu, 28 Jul 2005 01:25:46 -0700 (PDT) |
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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>
--- a/arch/i386/kernel/vsyscall-sigreturn.S +++ b/arch/i386/kernel/vsyscall-sigreturn.S @@ -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 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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