projects/linux·commit e655c81a

Merge tag 'fixes_for_v5.15-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs

e655c81a · Linus Torvalds <[email protected]> · 2021-09-24 10:22:35 -07:00

Pull misc filesystem fixes from Jan Kara:
 "A for ext2 sleep in atomic context in case of some fs problems and a
  cleanup of an invalidate_lock initialization"

* tag 'fixes_for_v5.15-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
  ext2: fix sleeping in atomic bugs on error
  mm: Fully initialize invalidate_lock, amend lock class later
Commit
e655c81ade7b877cb5ee31c85e88928ec3f77db6
Parents
a801695f · 372d1f3e

Merge commit. Changes below are compared with the first parent: a801695f.

Changes

2 files changed · +10 −10

FileStatusAddDelContent
fs/ext2/balloc.cmodified+6−8View file
fs/inode.cmodified+4−2View file

fs/ext2/balloc.c

View file
diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c
index 1f3f432..c17ccc1 100644
--- a/fs/ext2/balloc.c
+++ b/fs/ext2/balloc.c
@@ -48,10 +48,9 @@ struct ext2_group_desc * ext2_get_group_desc(struct super_block * sb,
struct ext2_sb_info *sbi = EXT2_SB(sb);
if (block_group >= sbi->s_groups_count) {
- ext2_error (sb, "ext2_get_group_desc",
- "block_group >= groups_count - "
- "block_group = %d, groups_count = %lu",
- block_group, sbi->s_groups_count);
+ WARN(1, "block_group >= groups_count - "
+ "block_group = %d, groups_count = %lu",
+ block_group, sbi->s_groups_count);
return NULL;
}
@@ -59,10 +58,9 @@ struct ext2_group_desc * ext2_get_group_desc(struct super_block * sb,
group_desc = block_group >> EXT2_DESC_PER_BLOCK_BITS(sb);
offset = block_group & (EXT2_DESC_PER_BLOCK(sb) - 1);
if (!sbi->s_group_desc[group_desc]) {
- ext2_error (sb, "ext2_get_group_desc",
- "Group descriptor not loaded - "
- "block_group = %d, group_desc = %lu, desc = %lu",
- block_group, group_desc, offset);
+ WARN(1, "Group descriptor not loaded - "
+ "block_group = %d, group_desc = %lu, desc = %lu",
+ block_group, group_desc, offset);
return NULL;
}

fs/inode.c

View file
diff --git a/fs/inode.c b/fs/inode.c
index 37710ca..ed0cab8 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -190,8 +190,10 @@ int inode_init_always(struct super_block *sb, struct inode *inode)
mapping_set_gfp_mask(mapping, GFP_HIGHUSER_MOVABLE);
mapping->private_data = NULL;
mapping->writeback_index = 0;
- __init_rwsem(&mapping->invalidate_lock, "mapping.invalidate_lock",
- &sb->s_type->invalidate_lock_key);
+ init_rwsem(&mapping->invalidate_lock);
+ lockdep_set_class_and_name(&mapping->invalidate_lock,
+ &sb->s_type->invalidate_lock_key,
+ "mapping.invalidate_lock");
inode->i_private = NULL;
inode->i_mapping = mapping;
INIT_HLIST_HEAD(&inode->i_dentry); /* buggered by rcu freeing */