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authorAlexey Dobriyan <adobriyan@gmail.com>2023-10-11 19:55:00 +0300
committerAndrew Morton <akpm@linux-foundation.org>2023-10-19 00:43:23 +0300
commit68279f9c9f592e75d30a9ba5154a15e0a0b42ae8 (patch)
treeacbebe6f512f63e0bdcf876a4fb4991520a5499f /block/bdev.c
parent1b13a7030504da9d379270675166342e7039817c (diff)
downloadlinux-68279f9c9f592e75d30a9ba5154a15e0a0b42ae8.tar.xz
treewide: mark stuff as __ro_after_init
__read_mostly predates __ro_after_init. Many variables which are marked __read_mostly should have been __ro_after_init from day 1. Also, mark some stuff as "const" and "__init" while I'm at it. [akpm@linux-foundation.org: revert sysctl_nr_open_min, sysctl_nr_open_max changes due to arm warning] [akpm@linux-foundation.org: coding-style cleanups] Link: https://lkml.kernel.org/r/4f6bb9c0-abba-4ee4-a7aa-89265e886817@p183 Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'block/bdev.c')
-rw-r--r--block/bdev.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/block/bdev.c b/block/bdev.c
index f3b13aa1b7d4..aea9143d8908 100644
--- a/block/bdev.c
+++ b/block/bdev.c
@@ -292,7 +292,7 @@ EXPORT_SYMBOL(thaw_bdev);
*/
static __cacheline_aligned_in_smp DEFINE_MUTEX(bdev_lock);
-static struct kmem_cache * bdev_cachep __read_mostly;
+static struct kmem_cache *bdev_cachep __ro_after_init;
static struct inode *bdev_alloc_inode(struct super_block *sb)
{
@@ -361,13 +361,13 @@ static struct file_system_type bd_type = {
.kill_sb = kill_anon_super,
};
-struct super_block *blockdev_superblock __read_mostly;
+struct super_block *blockdev_superblock __ro_after_init;
EXPORT_SYMBOL_GPL(blockdev_superblock);
void __init bdev_cache_init(void)
{
int err;
- static struct vfsmount *bd_mnt;
+ static struct vfsmount *bd_mnt __ro_after_init;
bdev_cachep = kmem_cache_create("bdev_cache", sizeof(struct bdev_inode),
0, (SLAB_HWCACHE_ALIGN|SLAB_RECLAIM_ACCOUNT|