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

ext4: Convert s_blocks_count to s_blocks_count_lo

Browse Source 
Convert s_blocks_count to s_blocks_count_lo
This helps in finding BUGs due to direct partial access of
these split 64 bit values

Also fix direct partial access in ext4 code

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
This commit is contained in:
Aneesh Kumar K.V
2007-10-16 18:38:25 -04:00
committed by Theodore Ts'o
parent 5272f83727
commit 6bc9feff14
2 changed files with 5 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
fs/ext4/super.c
View File

@@ -2667,7 +2667,7 @@ static int ext4_statfs (struct dentry * dentry, struct kstatfs * buf)
if (test_opt(sb, MINIX_DF)) {
sbi->s_overhead_last = 0;
} else if (sbi->s_blocks_last != le32_to_cpu(es->s_blocks_count)) {
} else if (sbi->s_blocks_last != ext4_blocks_count(es)) {
unsigned long ngroups = sbi->s_groups_count, i;
ext4_fsblk_t overhead = 0;
smp_rmb();
@@ -2702,7 +2702,7 @@ static int ext4_statfs (struct dentry * dentry, struct kstatfs * buf)
overhead += ngroups * (2 + sbi->s_itb_per_group);
sbi->s_overhead_last = overhead;
smp_wmb();
sbi->s_blocks_last = le32_to_cpu(es->s_blocks_count);
sbi->s_blocks_last = ext4_blocks_count(es);
}
buf->f_type = EXT4_SUPER_MAGIC;