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OpenCloudOS-Kernel
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Rename all ref_count to refs in struct 

refs is better than ref_count to record a struct's ref count.

Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Suggested-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Zhao Lei 2015-01-20 15:11:45 +08:00 committed by Chris Mason
parent ffe2d2034b
commit 570193454a
1 changed files with 13 additions and 13 deletions
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26
fs/btrfs/scrub.c
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@ -79,7 +79,7 @@ struct scrub_page {
u64 logical;
u64 physical;
u64 physical_for_dev_replace;
atomic_t ref_count;
atomic_t refs;
struct {
unsigned int mirror_num:8;
unsigned int have_csum:1;
@ -112,7 +112,7 @@ struct scrub_block {
struct scrub_page *pagev[SCRUB_MAX_PAGES_PER_BLOCK];
int page_count;
atomic_t outstanding_pages;
atomic_t ref_count; /* free mem on transition to zero */
atomic_t refs; /* free mem on transition to zero */
struct scrub_ctx *sctx;
struct scrub_parity *sparity;
struct {
@ -141,7 +141,7 @@ struct scrub_parity {
int stripe_len;
atomic_t ref_count;
atomic_t refs;
struct list_head spages;
@ -1313,7 +1313,7 @@ static int scrub_setup_recheck_block(struct scrub_block *original_sblock,
int ret;
/*
* note: the two members ref_count and outstanding_pages
* note: the two members refs and outstanding_pages
* are not used (and not set) in the blocks that are used for
* the recheck procedure
*/
@ -2026,12 +2026,12 @@ static int scrub_checksum_super(struct scrub_block *sblock)
static void scrub_block_get(struct scrub_block *sblock)
{
atomic_inc(&sblock->ref_count);
atomic_inc(&sblock->refs);
}
static void scrub_block_put(struct scrub_block *sblock)
{
if (atomic_dec_and_test(&sblock->ref_count)) {
if (atomic_dec_and_test(&sblock->refs)) {
int i;
if (sblock->sparity)
@ -2045,12 +2045,12 @@ static void scrub_block_put(struct scrub_block *sblock)
static void scrub_page_get(struct scrub_page *spage)
{
atomic_inc(&spage->ref_count);
atomic_inc(&spage->refs);
}
static void scrub_page_put(struct scrub_page *spage)
{
if (atomic_dec_and_test(&spage->ref_count)) {
if (atomic_dec_and_test(&spage->refs)) {
if (spage->page)
__free_page(spage->page);
kfree(spage);
@ -2176,7 +2176,7 @@ static int scrub_pages(struct scrub_ctx *sctx, u64 logical, u64 len,
/* one ref inside this function, plus one for each page added to
* a bio later on */
atomic_set(&sblock->ref_count, 1);
atomic_set(&sblock->refs, 1);
sblock->sctx = sctx;
sblock->no_io_error_seen = 1;
@ -2469,7 +2469,7 @@ static int scrub_pages_for_parity(struct scrub_parity *sparity,
/* one ref inside this function, plus one for each page added to
* a bio later on */
atomic_set(&sblock->ref_count, 1);
atomic_set(&sblock->refs, 1);
sblock->sctx = sctx;
sblock->no_io_error_seen = 1;
sblock->sparity = sparity;
@ -2721,12 +2721,12 @@ static inline int scrub_calc_parity_bitmap_len(int nsectors)
static void scrub_parity_get(struct scrub_parity *sparity)
{
atomic_inc(&sparity->ref_count);
atomic_inc(&sparity->refs);
}
static void scrub_parity_put(struct scrub_parity *sparity)
{
if (!atomic_dec_and_test(&sparity->ref_count))
if (!atomic_dec_and_test(&sparity->refs))
return;
scrub_parity_check_and_repair(sparity);
@ -2776,7 +2776,7 @@ static noinline_for_stack int scrub_raid56_parity(struct scrub_ctx *sctx,
sparity->scrub_dev = sdev;
sparity->logic_start = logic_start;
sparity->logic_end = logic_end;
atomic_set(&sparity->ref_count, 1);
atomic_set(&sparity->refs, 1);
INIT_LIST_HEAD(&sparity->spages);
sparity->dbitmap = sparity->bitmap;
sparity->ebitmap = (void *)sparity->bitmap + bitmap_len;