* [PATCH v2] ext4: ext4_ext_convert_to_initialized bug found in extended FSX testing
@ 2011-05-14 6:03 Allison Henderson
2011-05-16 15:09 ` Mingming Cao
0 siblings, 1 reply; 2+ messages in thread
From: Allison Henderson @ 2011-05-14 6:03 UTC (permalink / raw)
To: Ext4 Developers List, Yongqiang Yang, Mingming Cao, Theodore Tso
Hi all,
After applying this patch, the fsx test has been able to run ok all
day (about 12hrs). So I think it's safe to send it out now. Thx all!
Allison Henderson
Signed-off-by: Allison Henderson <achender@us.ibm.com>
---
:100644 100644 e363f21... 5f243da... M fs/ext4/extents.c
fs/ext4/extents.c | 9 ++++-----
1 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index e363f21..5f243da 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2818,8 +2818,8 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
(EXT4_EXT_MAY_ZEROOUT & split_flag)) {
/* case 3 */
zero_ex.ee_block =
- cpu_to_le32(map->m_lblk + map->m_len);
- zero_ex.ee_len = cpu_to_le16(allocated - map->m_len);
+ cpu_to_le32(map->m_lblk);
+ zero_ex.ee_len = cpu_to_le16(allocated);
ext4_ext_store_pblock(&zero_ex,
ext4_ext_pblock(ex) + map->m_lblk - ee_block);
err = ext4_ext_zeroout(inode, &zero_ex);
@@ -2842,10 +2842,9 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
goto out;
}
- allocated = map->m_lblk - ee_block + map->m_len;
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2] ext4: ext4_ext_convert_to_initialized bug found in extended FSX testing
2011-05-14 6:03 [PATCH v2] ext4: ext4_ext_convert_to_initialized bug found in extended FSX testing Allison Henderson
@ 2011-05-16 15:09 ` Mingming Cao
0 siblings, 0 replies; 2+ messages in thread
From: Mingming Cao @ 2011-05-16 15:09 UTC (permalink / raw)
To: Allison Henderson; +Cc: Ext4 Developers List, Yongqiang Yang, Theodore Tso
On Fri, 2011-05-13 at 23:03 -0700, Allison Henderson wrote:
> Hi all,
>
> After applying this patch, the fsx test has been able to run ok all
> day (about 12hrs). So I think it's safe to send it out now. Thx all!
>
> Allison Henderson
>
> Signed-off-by: Allison Henderson <achender@us.ibm.com>
Looks good to me.
Reviewed-by: Mingming Cao <cmm@us.ibm.com>
>
> ---
> :100644 100644 e363f21... 5f243da... M fs/ext4/extents.c
> fs/ext4/extents.c | 9 ++++-----
> 1 files changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
> index e363f21..5f243da 100644
> --- a/fs/ext4/extents.c
> +++ b/fs/ext4/extents.c
> @@ -2818,8 +2818,8 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
> (EXT4_EXT_MAY_ZEROOUT & split_flag)) {
> /* case 3 */
> zero_ex.ee_block =
> - cpu_to_le32(map->m_lblk + map->m_len);
> - zero_ex.ee_len = cpu_to_le16(allocated - map->m_len);
> + cpu_to_le32(map->m_lblk);
> + zero_ex.ee_len = cpu_to_le16(allocated);
> ext4_ext_store_pblock(&zero_ex,
> ext4_ext_pblock(ex) + map->m_lblk - ee_block);
> err = ext4_ext_zeroout(inode, &zero_ex);
> @@ -2842,10 +2842,9 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
> goto out;
> }
>
> - allocated = map->m_lblk - ee_block + map->m_len;
> -
> split_map.m_lblk = ee_block;
> - split_map.m_len = allocated;
> + split_map.m_len = map->m_lblk - ee_block + map->m_len;
> + allocated = map->m_len;
> }
> }
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2011-05-16 15:09 ` Mingming Cao
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