dlan17/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

super: simplify user_get_super()

Browse Source 
Make it easier to read and remove one level of identation.

Link: https://lore.kernel.org/r/20250329-work-freeze-v2-2-a47af37ecc3d@kernel.org
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner
2025-04-07 09:37:16 +02:00
parent af7551cf13
commit 484caf5e11
1 changed files with 14 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files
fs/super.c
+14 -13
View File
@@ -987,20 +987,21 @@ struct super_block *user_get_super(dev_t dev, bool excl)
spin_lock(&sb_lock);
list_for_each_entry(sb, &super_blocks, s_list) {
if (sb->s_dev == dev) {
bool locked;
bool locked;
sb->s_count++;
spin_unlock(&sb_lock);
/* still alive? */
locked = super_lock(sb, excl);
if (locked)
return sb; /* caller will drop */
/* nope, got unmounted */
spin_lock(&sb_lock);
__put_super(sb);
break;
}
if (sb->s_dev != dev)
continue;
sb->s_count++;
spin_unlock(&sb_lock);
locked = super_lock(sb, excl);
if (locked)
return sb;
spin_lock(&sb_lock);
__put_super(sb);
break;
}
spin_unlock(&sb_lock);
return NULL;