This factors out ext4_mb_show_pa() function to show all the group's
preallocation info. This could be useful info to be added in later
patches.
There should be no functionality change in this patch.
Signed-off-by: Ritesh Harjani <riteshh@xxxxxxxxxxxxx>
---
fs/ext4/mballoc.c | 65 +++++++++++++++++++++++++++++------------------
1 file changed, 40 insertions(+), 25 deletions(-)
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 478b33fb1183..d7ae5a092796 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -4152,38 +4152,16 @@ void ext4_discard_preallocations(struct inode *inode)
}
#ifdef CONFIG_EXT4_DEBUG
-static void ext4_mb_show_ac(struct ext4_allocation_context *ac)
+static inline void ext4_mb_show_pa(struct super_block *sb)
{
- struct super_block *sb = ac->ac_sb;
- ext4_group_t ngroups, i;
+ ext4_group_t i, ngroups;
if (!ext4_mballoc_debug ||
(EXT4_SB(sb)->s_mount_flags & EXT4_MF_FS_ABORTED))
return;
- ext4_msg(ac->ac_sb, KERN_ERR, "Can't allocate:"
- " Allocation context details:");
- ext4_msg(ac->ac_sb, KERN_ERR, "status %d flags %d",
- ac->ac_status, ac->ac_flags);
- ext4_msg(ac->ac_sb, KERN_ERR, "orig %lu/%lu/%lu@%lu, "
- "goal %lu/%lu/%lu@%lu, "
- "best %lu/%lu/%lu@%lu cr %d",
- (unsigned long)ac->ac_o_ex.fe_group,
- (unsigned long)ac->ac_o_ex.fe_start,
- (unsigned long)ac->ac_o_ex.fe_len,
- (unsigned long)ac->ac_o_ex.fe_logical,
- (unsigned long)ac->ac_g_ex.fe_group,
- (unsigned long)ac->ac_g_ex.fe_start,
- (unsigned long)ac->ac_g_ex.fe_len,
- (unsigned long)ac->ac_g_ex.fe_logical,
- (unsigned long)ac->ac_b_ex.fe_group,
- (unsigned long)ac->ac_b_ex.fe_start,
- (unsigned long)ac->ac_b_ex.fe_len,
- (unsigned long)ac->ac_b_ex.fe_logical,
- (int)ac->ac_criteria);
- ext4_msg(ac->ac_sb, KERN_ERR, "%d found", ac->ac_found);
- ext4_msg(ac->ac_sb, KERN_ERR, "groups: ");
ngroups = ext4_get_groups_count(sb);
+ ext4_msg(sb, KERN_ERR, "groups: ");
for (i = 0; i < ngroups; i++) {
struct ext4_group_info *grp = ext4_get_group_info(sb, i);
struct ext4_prealloc_space *pa;
@@ -4207,9 +4185,46 @@ static void ext4_mb_show_ac(struct ext4_allocation_context *ac)
}
printk(KERN_ERR "\n");
}
+
+static void ext4_mb_show_ac(struct ext4_allocation_context *ac)
+{
+ struct super_block *sb = ac->ac_sb;
+
+ if (!ext4_mballoc_debug ||
+ (EXT4_SB(sb)->s_mount_flags & EXT4_MF_FS_ABORTED))
+ return;
+
+ ext4_msg(sb, KERN_ERR, "Can't allocate:"
+ " Allocation context details:");
+ ext4_msg(sb, KERN_ERR, "status %d flags %d",
+ ac->ac_status, ac->ac_flags);
+ ext4_msg(sb, KERN_ERR, "orig %lu/%lu/%lu@%lu, "
+ "goal %lu/%lu/%lu@%lu, "
+ "best %lu/%lu/%lu@%lu cr %d",
+ (unsigned long)ac->ac_o_ex.fe_group,
+ (unsigned long)ac->ac_o_ex.fe_start,
+ (unsigned long)ac->ac_o_ex.fe_len,
+ (unsigned long)ac->ac_o_ex.fe_logical,
+ (unsigned long)ac->ac_g_ex.fe_group,
+ (unsigned long)ac->ac_g_ex.fe_start,
+ (unsigned long)ac->ac_g_ex.fe_len,
+ (unsigned long)ac->ac_g_ex.fe_logical,
+ (unsigned long)ac->ac_b_ex.fe_group,
+ (unsigned long)ac->ac_b_ex.fe_start,
+ (unsigned long)ac->ac_b_ex.fe_len,
+ (unsigned long)ac->ac_b_ex.fe_logical,
+ (int)ac->ac_criteria);
+ ext4_msg(sb, KERN_ERR, "%d found", ac->ac_found);
+ ext4_mb_show_pa(sb);
+}
#else
+static inline void ext4_mb_show_pa(struct super_block *sb)
+{
+ return;
+}
static inline void ext4_mb_show_ac(struct ext4_allocation_context *ac)
{
+ ext4_mb_show_pa(ac->ac_sb);
return;
}
#endif
--
2.21.0
