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| author | Andrew Morton <akpm@linux-foundation.org> | 2007-02-12 00:52:17 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 09:48:29 -0800 |
| commit | be6b026785414033aac36887cb9ea0ee1244254c (patch) | |
| tree | b0c792d6d2b7dc037af5a21cf19f5cce6c4ea60d /lib | |
| parent | 544fc7283cd6902831d660bd8e1181602bd2b4d2 (diff) | |
| download | lwn-be6b026785414033aac36887cb9ea0ee1244254c.tar.gz lwn-be6b026785414033aac36887cb9ea0ee1244254c.zip | |
[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>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/swiotlb.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/swiotlb.c b/lib/swiotlb.c index 50a438010182..623a68af8b18 100644 --- a/lib/swiotlb.c +++ b/lib/swiotlb.c @@ -313,7 +313,7 @@ cleanup1: #endif #ifndef SWIOTLB_ARCH_HAS_NEEDS_MAPPING -static inline int +static int address_needs_mapping(struct device *hwdev, dma_addr_t addr) { dma_addr_t mask = 0xffffffff; @@ -672,7 +672,7 @@ swiotlb_unmap_single(struct device *hwdev, dma_addr_t dev_addr, size_t size, * address back to the card, you must first perform a * swiotlb_dma_sync_for_device, and then the device again owns the buffer */ -static inline void +static void swiotlb_sync_single(struct device *hwdev, dma_addr_t dev_addr, size_t size, int dir, int target) { @@ -702,7 +702,7 @@ swiotlb_sync_single_for_device(struct device *hwdev, dma_addr_t dev_addr, /* * Same as above, but for a sub-range of the mapping. */ -static inline void +static void swiotlb_sync_single_range(struct device *hwdev, dma_addr_t dev_addr, unsigned long offset, size_t size, int dir, int target) @@ -805,7 +805,7 @@ swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, int nelems, * The same as swiotlb_sync_single_* but for a scatter-gather list, same rules * and usage. */ -static inline void +static void swiotlb_sync_sg(struct device *hwdev, struct scatterlist *sg, int nelems, int dir, int target) { |