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mm/cma_debug.c: align the name buffer length as struct cma

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Avoids truncating the debugfs output to 16 chars.  Potentially alters
the userspace output, but this is a debugfs interface and there are no
stability guarantees.

Link: https://lkml.kernel.org/r/20220719091554.27864-1-quic_yingangl@quicinc.com
Signed-off-by: Kassey Li <quic_yingangl@quicinc.com>
Cc: Sasha Levin <sashal@kernel.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Kassey Li 2022-07-19 17:15:54 +08:00 committed by akpm
parent 3d5367a042
commit 198729c962
1 changed files with 1 additions and 1 deletions
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2
mm/cma_debug.c
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@ -163,7 +163,7 @@ 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)
{
struct dentry *tmp;
char name[16];
char name[CMA_MAX_NAME];
scnprintf(name, sizeof(name), "cma-%s", cma->name);