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-rw-r--r--fs/ext3/balloc.c17
-rw-r--r--fs/ext3/fsync.c10
-rw-r--r--fs/ext3/ialloc.c45
-rw-r--r--fs/ext3/ioctl.c24
-rw-r--r--fs/ext3/super.c12
5 files changed, 18 insertions, 90 deletions
diff --git a/fs/ext3/balloc.c b/fs/ext3/balloc.c
index 6386d76f44a..a2038928f9a 100644
--- a/fs/ext3/balloc.c
+++ b/fs/ext3/balloc.c
@@ -427,7 +427,7 @@ static inline int rsv_is_empty(struct ext3_reserve_window *rsv)
void ext3_init_block_alloc_info(struct inode *inode)
{
struct ext3_inode_info *ei = EXT3_I(inode);
- struct ext3_block_alloc_info *block_i = ei->i_block_alloc_info;
+ struct ext3_block_alloc_info *block_i;
struct super_block *sb = inode->i_sb;
block_i = kmalloc(sizeof(*block_i), GFP_NOFS);
@@ -1440,14 +1440,14 @@ out:
*
* Check if filesystem has at least 1 free block available for allocation.
*/
-static int ext3_has_free_blocks(struct ext3_sb_info *sbi)
+static int ext3_has_free_blocks(struct ext3_sb_info *sbi, int use_reservation)
{
ext3_fsblk_t free_blocks, root_blocks;
free_blocks = percpu_counter_read_positive(&sbi->s_freeblocks_counter);
root_blocks = le32_to_cpu(sbi->s_es->s_r_blocks_count);
if (free_blocks < root_blocks + 1 && !capable(CAP_SYS_RESOURCE) &&
- sbi->s_resuid != current_fsuid() &&
+ !use_reservation && sbi->s_resuid != current_fsuid() &&
(sbi->s_resgid == 0 || !in_group_p (sbi->s_resgid))) {
return 0;
}
@@ -1468,7 +1468,7 @@ static int ext3_has_free_blocks(struct ext3_sb_info *sbi)
*/
int ext3_should_retry_alloc(struct super_block *sb, int *retries)
{
- if (!ext3_has_free_blocks(EXT3_SB(sb)) || (*retries)++ > 3)
+ if (!ext3_has_free_blocks(EXT3_SB(sb), 0) || (*retries)++ > 3)
return 0;
jbd_debug(1, "%s: retrying operation after ENOSPC\n", sb->s_id);
@@ -1546,7 +1546,7 @@ ext3_fsblk_t ext3_new_blocks(handle_t *handle, struct inode *inode,
if (block_i && ((windowsz = block_i->rsv_window_node.rsv_goal_size) > 0))
my_rsv = &block_i->rsv_window_node;
- if (!ext3_has_free_blocks(sbi)) {
+ if (!ext3_has_free_blocks(sbi, IS_NOQUOTA(inode))) {
*errp = -ENOSPC;
goto out;
}
@@ -1924,9 +1924,10 @@ unsigned long ext3_bg_num_gdb(struct super_block *sb, int group)
* reaches any used block. Then issue a TRIM command on this extent and free
* the extent in the block bitmap. This is done until whole group is scanned.
*/
-ext3_grpblk_t ext3_trim_all_free(struct super_block *sb, unsigned int group,
- ext3_grpblk_t start, ext3_grpblk_t max,
- ext3_grpblk_t minblocks)
+static ext3_grpblk_t ext3_trim_all_free(struct super_block *sb,
+ unsigned int group,
+ ext3_grpblk_t start, ext3_grpblk_t max,
+ ext3_grpblk_t minblocks)
{
handle_t *handle;
ext3_grpblk_t next, free_blocks, bit, freed, count = 0;
diff --git a/fs/ext3/fsync.c b/fs/ext3/fsync.c
index d494c554c6e..1860ed35632 100644
--- a/fs/ext3/fsync.c
+++ b/fs/ext3/fsync.c
@@ -61,13 +61,6 @@ int ext3_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
if (ret)
goto out;
- /*
- * Taking the mutex here just to keep consistent with how fsync was
- * called previously, however it looks like we don't need to take
- * i_mutex at all.
- */
- mutex_lock(&inode->i_mutex);
-
J_ASSERT(ext3_journal_current_handle() == NULL);
/*
@@ -85,7 +78,6 @@ int ext3_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
* safe in-journal, which is all fsync() needs to ensure.
*/
if (ext3_should_journal_data(inode)) {
- mutex_unlock(&inode->i_mutex);
ret = ext3_force_commit(inode->i_sb);
goto out;
}
@@ -108,8 +100,6 @@ int ext3_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
*/
if (needs_barrier)
blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL);
-
- mutex_unlock(&inode->i_mutex);
out:
trace_ext3_sync_file_exit(inode, ret);
return ret;
diff --git a/fs/ext3/ialloc.c b/fs/ext3/ialloc.c
index bf09cbf938c..635bd8ce6d5 100644
--- a/fs/ext3/ialloc.c
+++ b/fs/ext3/ialloc.c
@@ -178,42 +178,6 @@ error_return:
}
/*
- * There are two policies for allocating an inode. If the new inode is
- * a directory, then a forward search is made for a block group with both
- * free space and a low directory-to-inode ratio; if that fails, then of
- * the groups with above-average free space, that group with the fewest
- * directories already is chosen.
- *
- * For other inodes, search forward from the parent directory\'s block
- * group to find a free inode.
- */
-static int find_group_dir(struct super_block *sb, struct inode *parent)
-{
- int ngroups = EXT3_SB(sb)->s_groups_count;
- unsigned int freei, avefreei;
- struct ext3_group_desc *desc, *best_desc = NULL;
- int group, best_group = -1;
-
- freei = percpu_counter_read_positive(&EXT3_SB(sb)->s_freeinodes_counter);
- avefreei = freei / ngroups;
-
- for (group = 0; group < ngroups; group++) {
- desc = ext3_get_group_desc (sb, group, NULL);
- if (!desc || !desc->bg_free_inodes_count)
- continue;
- if (le16_to_cpu(desc->bg_free_inodes_count) < avefreei)
- continue;
- if (!best_desc ||
- (le16_to_cpu(desc->bg_free_blocks_count) >
- le16_to_cpu(best_desc->bg_free_blocks_count))) {
- best_group = group;
- best_desc = desc;
- }
- }
- return best_group;
-}
-
-/*
* Orlov's allocator for directories.
*
* We always try to spread first-level directories.
@@ -436,12 +400,9 @@ struct inode *ext3_new_inode(handle_t *handle, struct inode * dir,
sbi = EXT3_SB(sb);
es = sbi->s_es;
- if (S_ISDIR(mode)) {
- if (test_opt (sb, OLDALLOC))
- group = find_group_dir(sb, dir);
- else
- group = find_group_orlov(sb, dir);
- } else
+ if (S_ISDIR(mode))
+ group = find_group_orlov(sb, dir);
+ else
group = find_group_other(sb, dir);
err = -ENOSPC;
diff --git a/fs/ext3/ioctl.c b/fs/ext3/ioctl.c
index c7f43944f16..ba1b54e23ca 100644
--- a/fs/ext3/ioctl.c
+++ b/fs/ext3/ioctl.c
@@ -150,30 +150,6 @@ setversion_out:
mnt_drop_write(filp->f_path.mnt);
return err;
}
-#ifdef CONFIG_JBD_DEBUG
- case EXT3_IOC_WAIT_FOR_READONLY:
- /*
- * This is racy - by the time we're woken up and running,
- * the superblock could be released. And the module could
- * have been unloaded. So sue me.
- *
- * Returns 1 if it slept, else zero.
- */
- {
- struct super_block *sb = inode->i_sb;
- DECLARE_WAITQUEUE(wait, current);
- int ret = 0;
-
- set_current_state(TASK_INTERRUPTIBLE);
- add_wait_queue(&EXT3_SB(sb)->ro_wait_queue, &wait);
- if (timer_pending(&EXT3_SB(sb)->turn_ro_timer)) {
- schedule();
- ret = 1;
- }
- remove_wait_queue(&EXT3_SB(sb)->ro_wait_queue, &wait);
- return ret;
- }
-#endif
case EXT3_IOC_GETRSVSZ:
if (test_opt(inode->i_sb, RESERVATION)
&& S_ISREG(inode->i_mode)
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 7beb69ae001..922d289aeeb 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -652,8 +652,6 @@ static int ext3_show_options(struct seq_file *seq, struct vfsmount *vfs)
seq_puts(seq, ",nouid32");
if (test_opt(sb, DEBUG))
seq_puts(seq, ",debug");
- if (test_opt(sb, OLDALLOC))
- seq_puts(seq, ",oldalloc");
#ifdef CONFIG_EXT3_FS_XATTR
if (test_opt(sb, XATTR_USER))
seq_puts(seq, ",user_xattr");
@@ -1049,10 +1047,12 @@ static int parse_options (char *options, struct super_block *sb,
set_opt (sbi->s_mount_opt, DEBUG);
break;
case Opt_oldalloc:
- set_opt (sbi->s_mount_opt, OLDALLOC);
+ ext3_msg(sb, KERN_WARNING,
+ "Ignoring deprecated oldalloc option");
break;
case Opt_orlov:
- clear_opt (sbi->s_mount_opt, OLDALLOC);
+ ext3_msg(sb, KERN_WARNING,
+ "Ignoring deprecated orlov option");
break;
#ifdef CONFIG_EXT3_FS_XATTR
case Opt_user_xattr:
@@ -2669,13 +2669,13 @@ static int ext3_remount (struct super_block * sb, int * flags, char * data)
/*
* If we have an unprocessed orphan list hanging
* around from a previously readonly bdev mount,
- * require a full umount/remount for now.
+ * require a full umount & mount for now.
*/
if (es->s_last_orphan) {
ext3_msg(sb, KERN_WARNING, "warning: couldn't "
"remount RDWR because of unprocessed "
"orphan inode list. Please "
- "umount/remount instead.");
+ "umount & mount instead.");
err = -EINVAL;
goto restore_opts;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-06 15:31:56 +0000