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mm/cma_debug.c: use DEFINE_DEBUGFS_ATTRIBUTE to define debugfs fops

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It is more clear to use DEFINE_DEBUGFS_ATTRIBUTE to define debugfs file
operation rather than DEFINE_SIMPLE_ATTRIBUTE.

Link: http://lkml.kernel.org/r/1572348687-9951-1-git-send-email-zhongjiang@huawei.com
Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Yue Hu <huyue2@yulong.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
zhong jiang
2019-11-30 17:57:25 -08:00
committed by Linus Torvalds
parent 2184f9928a
commit a9ea242a06
1 changed files with 5 additions and 5 deletions
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10
mm/cma_debug.c
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@@ -29,7 +29,7 @@ static int cma_debugfs_get(void *data, u64 *val)
return 0; return 0;
} }
DEFINE_SIMPLE_ATTRIBUTE(cma_debugfs_fops, cma_debugfs_get, NULL, "%llu\n"); DEFINE_DEBUGFS_ATTRIBUTE(cma_debugfs_fops, cma_debugfs_get, NULL, "%llu\n");
static int cma_used_get(void *data, u64 *val) static int cma_used_get(void *data, u64 *val)
{ {
@@ -44,7 +44,7 @@ static int cma_used_get(void *data, u64 *val)
return 0; return 0;
} }
DEFINE_SIMPLE_ATTRIBUTE(cma_used_fops, cma_used_get, NULL, "%llu\n"); DEFINE_DEBUGFS_ATTRIBUTE(cma_used_fops, cma_used_get, NULL, "%llu\n");
static int cma_maxchunk_get(void *data, u64 *val) static int cma_maxchunk_get(void *data, u64 *val)
{ {
@@ -66,7 +66,7 @@ static int cma_maxchunk_get(void *data, u64 *val)
return 0; return 0;
} }
DEFINE_SIMPLE_ATTRIBUTE(cma_maxchunk_fops, cma_maxchunk_get, NULL, "%llu\n"); DEFINE_DEBUGFS_ATTRIBUTE(cma_maxchunk_fops, cma_maxchunk_get, NULL, "%llu\n");
static void cma_add_to_cma_mem_list(struct cma *cma, struct cma_mem *mem) static void cma_add_to_cma_mem_list(struct cma *cma, struct cma_mem *mem)
{ {
@@ -126,7 +126,7 @@ static int cma_free_write(void *data, u64 val)
return cma_free_mem(cma, pages); return cma_free_mem(cma, pages);
} }
DEFINE_SIMPLE_ATTRIBUTE(cma_free_fops, NULL, cma_free_write, "%llu\n"); DEFINE_DEBUGFS_ATTRIBUTE(cma_free_fops, NULL, cma_free_write, "%llu\n");
static int cma_alloc_mem(struct cma *cma, int count) static int cma_alloc_mem(struct cma *cma, int count)
{ {
@@ -158,7 +158,7 @@ static int cma_alloc_write(void *data, u64 val)
return cma_alloc_mem(cma, pages); return cma_alloc_mem(cma, pages);
} }
DEFINE_SIMPLE_ATTRIBUTE(cma_alloc_fops, NULL, cma_alloc_write, "%llu\n"); DEFINE_DEBUGFS_ATTRIBUTE(cma_alloc_fops, NULL, cma_alloc_write, "%llu\n");
static void cma_debugfs_add_one(struct cma *cma, struct dentry *root_dentry) static void cma_debugfs_add_one(struct cma *cma, struct dentry *root_dentry)
{ {