xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ext4: Introduce ext4_update_*_feature

Browse Source 
Introduce ext4_update_*_feature and use them instead
of opencoding.


Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
This commit is contained in:
Aneesh Kumar K.V
2008-01-28 23:58:27 -05:00
committed by Theodore Ts'o
parent 2aa9fc4c40
commit 99e6f829a8
3 changed files with 70 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

60
fs/ext4/super.c
View File

@@ -373,6 +373,66 @@ void ext4_update_dynamic_rev(struct super_block *sb)
*/
}
int ext4_update_compat_feature(handle_t *handle,
struct super_block *sb, __u32 compat)
{
int err = 0;
if (!EXT4_HAS_COMPAT_FEATURE(sb, compat)) {
err = ext4_journal_get_write_access(handle,
EXT4_SB(sb)->s_sbh);
if (err)
return err;
EXT4_SET_COMPAT_FEATURE(sb, compat);
sb->s_dirt = 1;
handle->h_sync = 1;
BUFFER_TRACE(EXT4_SB(sb)->s_sbh,
"call ext4_journal_dirty_met adata");
err = ext4_journal_dirty_metadata(handle,
EXT4_SB(sb)->s_sbh);
}
return err;
}
int ext4_update_rocompat_feature(handle_t *handle,
struct super_block *sb, __u32 rocompat)
{
int err = 0;
if (!EXT4_HAS_RO_COMPAT_FEATURE(sb, rocompat)) {
err = ext4_journal_get_write_access(handle,
EXT4_SB(sb)->s_sbh);
if (err)
return err;
EXT4_SET_RO_COMPAT_FEATURE(sb, rocompat);
sb->s_dirt = 1;
handle->h_sync = 1;
BUFFER_TRACE(EXT4_SB(sb)->s_sbh,
"call ext4_journal_dirty_met adata");
err = ext4_journal_dirty_metadata(handle,
EXT4_SB(sb)->s_sbh);
}
return err;
}
int ext4_update_incompat_feature(handle_t *handle,
struct super_block *sb, __u32 incompat)
{
int err = 0;
if (!EXT4_HAS_INCOMPAT_FEATURE(sb, incompat)) {
err = ext4_journal_get_write_access(handle,
EXT4_SB(sb)->s_sbh);
if (err)
return err;
EXT4_SET_INCOMPAT_FEATURE(sb, incompat);
sb->s_dirt = 1;
handle->h_sync = 1;
BUFFER_TRACE(EXT4_SB(sb)->s_sbh,
"call ext4_journal_dirty_met adata");
err = ext4_journal_dirty_metadata(handle,
EXT4_SB(sb)->s_sbh);
}
return err;
}
/*
* Open the external journal device
*/