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authorXiu Jianfeng <xiujianfeng@huawei.com>2024-03-21 13:17:33 +0000
committerVlastimil Babka <vbabka@suse.cz>2024-03-25 09:34:41 +0100
commitad7c5ebead13323ac4a45e01bda0609629523076 (patch)
treeacac6f8317c8edfffa2f0702dd26ecc5e55967b1
parent4cece764965020c22cff7665b18a012006359095 (diff)
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mm/slub: remove dummy slabinfo functions
The SLAB implementation has been removed since 6.8, so there is no other version of slabinfo_show_stats() and slabinfo_write(), then we can remove these two dummy functions. Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com> Acked-by: David Rientjes <rientjes@google.com> Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
-rw-r--r--mm/slab.h3
-rw-r--r--mm/slab_common.c2
-rw-r--r--mm/slub.c10
3 files changed, 0 insertions, 15 deletions
diff --git a/mm/slab.h b/mm/slab.h
index d2bc9b191222..78e205b46e19 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -496,9 +496,6 @@ struct slabinfo {
};
void get_slabinfo(struct kmem_cache *s, struct slabinfo *sinfo);
-void slabinfo_show_stats(struct seq_file *m, struct kmem_cache *s);
-ssize_t slabinfo_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *ppos);
#ifdef CONFIG_SLUB_DEBUG
#ifdef CONFIG_SLUB_DEBUG_ON
diff --git a/mm/slab_common.c b/mm/slab_common.c
index f5234672f03c..67c03d6bd26c 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -1078,7 +1078,6 @@ static void cache_show(struct kmem_cache *s, struct seq_file *m)
sinfo.limit, sinfo.batchcount, sinfo.shared);
seq_printf(m, " : slabdata %6lu %6lu %6lu",
sinfo.active_slabs, sinfo.num_slabs, sinfo.shared_avail);
- slabinfo_show_stats(m, s);
seq_putc(m, '\n');
}
@@ -1155,7 +1154,6 @@ static const struct proc_ops slabinfo_proc_ops = {
.proc_flags = PROC_ENTRY_PERMANENT,
.proc_open = slabinfo_open,
.proc_read = seq_read,
- .proc_write = slabinfo_write,
.proc_lseek = seq_lseek,
.proc_release = seq_release,
};
diff --git a/mm/slub.c b/mm/slub.c
index 1bb2a93cf7b6..cc7e68fbdbba 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -7099,14 +7099,4 @@ void get_slabinfo(struct kmem_cache *s, struct slabinfo *sinfo)
sinfo->objects_per_slab = oo_objects(s->oo);
sinfo->cache_order = oo_order(s->oo);
}
-
-void slabinfo_show_stats(struct seq_file *m, struct kmem_cache *s)
-{
-}
-
-ssize_t slabinfo_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *ppos)
-{
- return -EIO;
-}
#endif /* CONFIG_SLUB_DEBUG */