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[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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@ -313,7 +313,7 @@ cleanup1:
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#endif
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#ifndef SWIOTLB_ARCH_HAS_NEEDS_MAPPING
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static inline int
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static int
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address_needs_mapping(struct device *hwdev, dma_addr_t addr)
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{
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dma_addr_t mask = 0xffffffff;
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@ -672,7 +672,7 @@ swiotlb_unmap_single(struct device *hwdev, dma_addr_t dev_addr, size_t size,
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* address back to the card, you must first perform a
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* swiotlb_dma_sync_for_device, and then the device again owns the buffer
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*/
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static inline void
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static void
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swiotlb_sync_single(struct device *hwdev, dma_addr_t dev_addr,
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size_t size, int dir, int target)
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{
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@ -702,7 +702,7 @@ swiotlb_sync_single_for_device(struct device *hwdev, dma_addr_t dev_addr,
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/*
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* Same as above, but for a sub-range of the mapping.
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*/
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static inline void
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static void
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swiotlb_sync_single_range(struct device *hwdev, dma_addr_t dev_addr,
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unsigned long offset, size_t size,
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int dir, int target)
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@ -805,7 +805,7 @@ swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, int nelems,
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* The same as swiotlb_sync_single_* but for a scatter-gather list, same rules
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* and usage.
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*/
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static inline void
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static void
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swiotlb_sync_sg(struct device *hwdev, struct scatterlist *sg,
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int nelems, int dir, int target)
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{
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