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authorChristoph Hellwig <hch@lst.de>2018-04-24 18:05:17 +0300
committerChristoph Hellwig <hch@lst.de>2018-05-16 08:23:35 +0300
commit44414d82cfe0f68cb59d0a42f599ccd893ae0032 (patch)
treef89c89cf2f7c919c22bcf3dac566c89eac6d2ff4 /mm/vmalloc.c
parentfddda2b7b521185f3aa018f9559eb33b0aee53a9 (diff)
downloadlinux-44414d82cfe0f68cb59d0a42f599ccd893ae0032.tar.xz
proc: introduce proc_create_seq_private
Variant of proc_create_data that directly take a struct seq_operations argument + a private state size and drastically reduces the boilerplate code in the callers. All trivial callers converted over. Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'mm/vmalloc.c')
-rw-r--r--mm/vmalloc.c18
1 files changed, 3 insertions, 15 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index bc43c7838778..63a5f502da08 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -2751,24 +2751,12 @@ static const struct seq_operations vmalloc_op = {
.show = s_show,
};
-static int vmalloc_open(struct inode *inode, struct file *file)
-{
- return seq_open_private(file, &vmalloc_op,
- nr_node_ids * sizeof(unsigned int));
-}
-
-static const struct file_operations proc_vmalloc_operations = {
- .open = vmalloc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release_private,
-};
-
static int __init proc_vmalloc_init(void)
{
if (IS_ENABLED(CONFIG_NUMA))
- proc_create("vmallocinfo", S_IRUSR, NULL,
- &proc_vmalloc_operations);
+ proc_create_seq_private("vmallocinfo", S_IRUSR, NULL,
+ &vmalloc_op,
+ nr_node_ids * sizeof(unsigned int), NULL);
else
proc_create_seq("vmallocinfo", S_IRUSR, NULL, &vmalloc_op);
return 0;