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Andrew Morton
be6b026785
[PATCH] swiotlb uninlinings
Optimise swiotlb.c for size.
text data bss dec hex filename
5009 89 64 5162 142a lib/swiotlb.o-before
4666 89 64 4819 12d3 lib/swiotlb.o-after
For some reason my gcc (4.0.2) doesn't want to tailcall these things.
swiotlb_sync_sg_for_device:
pushq %rbp #
movl $1, %r8d #,
movq %rsp, %rbp #,
call swiotlb_sync_sg #
leave
ret
.size swiotlb_sync_sg_for_device, .-swiotlb_sync_sg_for_device
.section .text.swiotlb_sync_sg_for_cpu,"ax",@progbits
.globl swiotlb_sync_sg_for_cpu
.type swiotlb_sync_sg_for_cpu, @function
swiotlb_sync_sg_for_cpu:
pushq %rbp #
xorl %r8d, %r8d #
movq %rsp, %rbp #,
call swiotlb_sync_sg #
leave
ret
Cc: Jan Beulich <jbeulich@novell.com>
Cc: Andi Kleen <ak@suse.de>
Cc: "Luck, Tony" <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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18 years ago |
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swiotlb.c
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[PATCH] swiotlb uninlinings
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18 years ago |
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