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[XFS] Fix remount vs no/barrier options by ensuring we clear unwanted 

flags from iclog buffers before submitting them for writing.

SGI-PV: 954772
SGI-Modid: xfs-linux-melb:xfs-kern:26605a

Signed-off-by: Nathan Scott <nathans@sgi.com>
This commit is contained in:
Nathan Scott 2006-07-28 17:04:44 +10:00
parent 2a293b7d5a
commit f5faad7994
2 changed files with 8 additions and 8 deletions
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4
fs/xfs/linux-2.6/xfs_buf.h
View File

@ -246,8 +246,8 @@ extern void xfs_buf_trace(xfs_buf_t *, char *, void *, void *);
#define BUF_BUSY XBF_DONT_BLOCK
#define XFS_BUF_BFLAGS(bp) ((bp)->b_flags)
#define XFS_BUF_ZEROFLAGS(bp) \
((bp)->b_flags &= ~(XBF_READ|XBF_WRITE|XBF_ASYNC|XBF_DELWRI))
#define XFS_BUF_ZEROFLAGS(bp) ((bp)->b_flags &= \
~(XBF_READ|XBF_WRITE|XBF_ASYNC|XBF_DELWRI|XBF_ORDERED))
#define XFS_BUF_STALE(bp) ((bp)->b_flags |= XFS_B_STALE)
#define XFS_BUF_UNSTALE(bp) ((bp)->b_flags &= ~XFS_B_STALE)

12
fs/xfs/xfs_log.c
View File

@ -1413,7 +1413,7 @@ xlog_sync(xlog_t *log,
ops = iclog->ic_header.h_num_logops;
INT_SET(iclog->ic_header.h_num_logops, ARCH_CONVERT, ops);
bp = iclog->ic_bp;
bp = iclog->ic_bp;
ASSERT(XFS_BUF_FSPRIVATE2(bp, unsigned long) == (unsigned long)1);
XFS_BUF_SET_FSPRIVATE2(bp, (unsigned long)2);
XFS_BUF_SET_ADDR(bp, BLOCK_LSN(INT_GET(iclog->ic_header.h_lsn, ARCH_CONVERT)));
@ -1430,15 +1430,14 @@ xlog_sync(xlog_t *log,
}
XFS_BUF_SET_PTR(bp, (xfs_caddr_t) &(iclog->ic_header), count);
XFS_BUF_SET_FSPRIVATE(bp, iclog); /* save for later */
XFS_BUF_ZEROFLAGS(bp);
XFS_BUF_BUSY(bp);
XFS_BUF_ASYNC(bp);
/*
* Do an ordered write for the log block.
*
* It may not be needed to flush the first split block in the log wrap
* case, but do it anyways to be safe -AK
* Its unnecessary to flush the first split block in the log wrap case.
*/
if (log->l_mp->m_flags & XFS_MOUNT_BARRIER)
if (!split && (log->l_mp->m_flags & XFS_MOUNT_BARRIER))
XFS_BUF_ORDERED(bp);
ASSERT(XFS_BUF_ADDR(bp) <= log->l_logBBsize-1);
@ -1460,7 +1459,7 @@ xlog_sync(xlog_t *log,
return error;
}
if (split) {
bp = iclog->ic_log->l_xbuf;
bp = iclog->ic_log->l_xbuf;
ASSERT(XFS_BUF_FSPRIVATE2(bp, unsigned long) ==
(unsigned long)1);
XFS_BUF_SET_FSPRIVATE2(bp, (unsigned long)2);
@ -1468,6 +1467,7 @@ xlog_sync(xlog_t *log,
XFS_BUF_SET_PTR(bp, (xfs_caddr_t)((__psint_t)&(iclog->ic_header)+
(__psint_t)count), split);
XFS_BUF_SET_FSPRIVATE(bp, iclog);
XFS_BUF_ZEROFLAGS(bp);
XFS_BUF_BUSY(bp);
XFS_BUF_ASYNC(bp);
if (log->l_mp->m_flags & XFS_MOUNT_BARRIER)