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slub: don't mess with ->d_name

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Link: https://lore.kernel.org/r/20250112080705.141166-17-viro@zeniv.linux.org.uk
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Al Viro 2025-01-12 08:07:01 +00:00 committed by Greg Kroah-Hartman
parent 74e5a20c93
commit f9c8dbc829
1 changed files with 5 additions and 8 deletions
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13
mm/slub.c
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@ -7513,10 +7513,7 @@ static int slab_debug_trace_open(struct inode *inode, struct file *filep)
return -ENOMEM;
}
if (strcmp(filep->f_path.dentry->d_name.name, "alloc_traces") == 0)
alloc = TRACK_ALLOC;
else
alloc = TRACK_FREE;
alloc = debugfs_get_aux_num(filep);
if (!alloc_loc_track(t, PAGE_SIZE / sizeof(struct location), GFP_KERNEL)) {
bitmap_free(obj_map);
@ -7572,11 +7569,11 @@ static void debugfs_slab_add(struct kmem_cache *s)
slab_cache_dir = debugfs_create_dir(s->name, slab_debugfs_root);
debugfs_create_file("alloc_traces", 0400,
slab_cache_dir, s, &slab_debugfs_fops);
debugfs_create_file_aux_num("alloc_traces", 0400, slab_cache_dir, s,
TRACK_ALLOC, &slab_debugfs_fops);
debugfs_create_file("free_traces", 0400,
slab_cache_dir, s, &slab_debugfs_fops);
debugfs_create_file_aux_num("free_traces", 0400, slab_cache_dir, s,
TRACK_FREE, &slab_debugfs_fops);
}
void debugfs_slab_release(struct kmem_cache *s)