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Diffstat (limited to 'fs/ext4/extents.c')
-rw-r--r--fs/ext4/extents.c44
1 files changed, 13 insertions, 31 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 97f0fd06728d..0a7315961bac 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2003-2006, Cluster File Systems, Inc, info@clusterfs.com
* Written by Alex Tomas <alex@clusterfs.com>
@@ -5,19 +6,6 @@
* Architecture independence:
* Copyright (c) 2005, Bull S.A.
* Written by Pierre Peiffer <pierre.peiffer@bull.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-
*/
/*
@@ -4722,6 +4710,7 @@ retry:
EXT4_INODE_EOFBLOCKS);
}
ext4_mark_inode_dirty(handle, inode);
+ ext4_update_inode_fsync_trans(handle, inode, 1);
ret2 = ext4_journal_stop(handle);
if (ret2)
break;
@@ -4794,7 +4783,8 @@ static long ext4_zero_range(struct file *file, loff_t offset,
}
if (!(mode & FALLOC_FL_KEEP_SIZE) &&
- offset + len > i_size_read(inode)) {
+ (offset + len > i_size_read(inode) ||
+ offset + len > EXT4_I(inode)->i_disksize)) {
new_size = offset + len;
ret = inode_newsize_ok(inode, new_size);
if (ret)
@@ -4806,7 +4796,6 @@ static long ext4_zero_range(struct file *file, loff_t offset,
flags |= EXT4_GET_BLOCKS_KEEP_SIZE;
/* Wait all existing dio workers, newcomers will block on i_mutex */
- ext4_inode_block_unlocked_dio(inode);
inode_dio_wait(inode);
/* Preallocate the range including the unaligned edges */
@@ -4817,7 +4806,7 @@ static long ext4_zero_range(struct file *file, loff_t offset,
round_down(offset, 1 << blkbits)) >> blkbits,
new_size, flags);
if (ret)
- goto out_dio;
+ goto out_mutex;
}
@@ -4834,7 +4823,7 @@ static long ext4_zero_range(struct file *file, loff_t offset,
ret = ext4_update_disksize_before_punch(inode, offset, len);
if (ret) {
up_write(&EXT4_I(inode)->i_mmap_sem);
- goto out_dio;
+ goto out_mutex;
}
/* Now release the pages and zero block aligned part of pages */
truncate_pagecache_range(inode, start, end - 1);
@@ -4844,10 +4833,10 @@ static long ext4_zero_range(struct file *file, loff_t offset,
flags);
up_write(&EXT4_I(inode)->i_mmap_sem);
if (ret)
- goto out_dio;
+ goto out_mutex;
}
if (!partial_begin && !partial_end)
- goto out_dio;
+ goto out_mutex;
/*
* In worst case we have to writeout two nonadjacent unwritten
@@ -4860,7 +4849,7 @@ static long ext4_zero_range(struct file *file, loff_t offset,
if (IS_ERR(handle)) {
ret = PTR_ERR(handle);
ext4_std_error(inode->i_sb, ret);
- goto out_dio;
+ goto out_mutex;
}
inode->i_mtime = inode->i_ctime = current_time(inode);
@@ -4885,8 +4874,6 @@ static long ext4_zero_range(struct file *file, loff_t offset,
ext4_handle_sync(handle);
ext4_journal_stop(handle);
-out_dio:
- ext4_inode_resume_unlocked_dio(inode);
out_mutex:
inode_unlock(inode);
return ret;
@@ -4965,7 +4952,8 @@ long ext4_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
}
if (!(mode & FALLOC_FL_KEEP_SIZE) &&
- offset + len > i_size_read(inode)) {
+ (offset + len > i_size_read(inode) ||
+ offset + len > EXT4_I(inode)->i_disksize)) {
new_size = offset + len;
ret = inode_newsize_ok(inode, new_size);
if (ret)
@@ -4973,11 +4961,9 @@ long ext4_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
}
/* Wait all existing dio workers, newcomers will block on i_mutex */
- ext4_inode_block_unlocked_dio(inode);
inode_dio_wait(inode);
ret = ext4_alloc_file_blocks(file, lblk, max_blocks, new_size, flags);
- ext4_inode_resume_unlocked_dio(inode);
if (ret)
goto out;
@@ -5494,7 +5480,6 @@ int ext4_collapse_range(struct inode *inode, loff_t offset, loff_t len)
}
/* Wait for existing dio to complete */
- ext4_inode_block_unlocked_dio(inode);
inode_dio_wait(inode);
/*
@@ -5571,7 +5556,6 @@ out_stop:
ext4_journal_stop(handle);
out_mmap:
up_write(&EXT4_I(inode)->i_mmap_sem);
- ext4_inode_resume_unlocked_dio(inode);
out_mutex:
inode_unlock(inode);
return ret;
@@ -5644,7 +5628,6 @@ int ext4_insert_range(struct inode *inode, loff_t offset, loff_t len)
}
/* Wait for existing dio to complete */
- ext4_inode_block_unlocked_dio(inode);
inode_dio_wait(inode);
/*
@@ -5746,7 +5729,6 @@ out_stop:
ext4_journal_stop(handle);
out_mmap:
up_write(&EXT4_I(inode)->i_mmap_sem);
- ext4_inode_resume_unlocked_dio(inode);
out_mutex:
inode_unlock(inode);
return ret;
@@ -5760,7 +5742,7 @@ out_mutex:
* @lblk1: Start block for first inode
* @lblk2: Start block for second inode
* @count: Number of blocks to swap
- * @mark_unwritten: Mark second inode's extents as unwritten after swap
+ * @unwritten: Mark second inode's extents as unwritten after swap
* @erp: Pointer to save error value
*
* This helper routine does exactly what is promise "swap extents". All other
@@ -5774,7 +5756,7 @@ out_mutex:
*/
int
ext4_swap_extents(handle_t *handle, struct inode *inode1,
- struct inode *inode2, ext4_lblk_t lblk1, ext4_lblk_t lblk2,
+ struct inode *inode2, ext4_lblk_t lblk1, ext4_lblk_t lblk2,
ext4_lblk_t count, int unwritten, int *erp)
{
struct ext4_ext_path *path1 = NULL;
generated by cgit (git 2.34.1) at 2024-05-27 16:52:04 +0000