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xfs: updates for 4.5-rc4

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Contains:
 o fix for endian conversion issue in new CRC validation in
   log recovery that was discovered on a ppc64 platform.
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Merge tag 'xfs-fixes-for-linus-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs

Pull xfs fix from Dve Chinner:
 "This contains a fix for an endian conversion issue in new CRC
  validation in log recovery that was discovered on a ppc64 platform"

* tag 'xfs-fixes-for-linus-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs:
  xfs: fix endianness error when checking log block crc on big endian platforms
This commit is contained in:
Linus Torvalds 2016-02-12 09:17:03 -08:00
commit dfc852864d
1 changed files with 2 additions and 2 deletions
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4
fs/xfs/xfs_log_recover.c
View file

@ -4491,7 +4491,7 @@ xlog_recover_process(
* know precisely what failed.
*/
if (pass == XLOG_RECOVER_CRCPASS) {
if (rhead->h_crc && crc != le32_to_cpu(rhead->h_crc))
if (rhead->h_crc && crc != rhead->h_crc)
return -EFSBADCRC;
return 0;
}
@ -4502,7 +4502,7 @@ xlog_recover_process(
* zero CRC check prevents warnings from being emitted when upgrading
* the kernel from one that does not add CRCs by default.
*/
if (crc != le32_to_cpu(rhead->h_crc)) {
if (crc != rhead->h_crc) {
if (rhead->h_crc || xfs_sb_version_hascrc(&log->l_mp->m_sb)) {
xfs_alert(log->l_mp,
"log record CRC mismatch: found 0x%x, expected 0x%x.",