It is more clear to use DEFINE_DEBUGFS_ATTRIBUTE to define debugfs file operation rather than DEFINE_SIMPLE_ATTRIBUTE. Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx> --- mm/cma_debug.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/mm/cma_debug.c b/mm/cma_debug.c index a7dd9e8..4e6cbe2 100644 --- a/mm/cma_debug.c +++ b/mm/cma_debug.c @@ -29,7 +29,7 @@ static int cma_debugfs_get(void *data, u64 *val) 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) { @@ -44,7 +44,7 @@ static int cma_used_get(void *data, u64 *val) 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) { @@ -66,7 +66,7 @@ static int cma_maxchunk_get(void *data, u64 *val) 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) { @@ -126,7 +126,7 @@ static int cma_free_write(void *data, u64 val) 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) { @@ -158,7 +158,7 @@ static int cma_alloc_write(void *data, u64 val) 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) { -- 1.7.12.4