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| author | kib <kib@FreeBSD.org> | 2013-03-19 15:08:15 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2013-03-19 15:08:15 +0000 |
| commit | 877fe3d28a532e408990e07439cd8ddfa1ae8e0f (patch) | |
| tree | 9bf4a3b24127a827f7068d5843436cb6d5dfacba /sys/ufs/ffs/ffs_vfsops.c | |
| parent | 44feb59ca31810fe4cdd7a7998e627cf4eb9114f (diff) | |
| download | FreeBSD-src-877fe3d28a532e408990e07439cd8ddfa1ae8e0f.zip FreeBSD-src-877fe3d28a532e408990e07439cd8ddfa1ae8e0f.tar.gz | |
UFS support of the unmapped i/o for the user data buffers.
Sponsored by: The FreeBSD Foundation
Tested by: pho, scottl, jhb, bf
Diffstat (limited to 'sys/ufs/ffs/ffs_vfsops.c')
| -rw-r--r-- | sys/ufs/ffs/ffs_vfsops.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/ufs/ffs/ffs_vfsops.c b/sys/ufs/ffs/ffs_vfsops.c index b3292d0..8710862 100644 --- a/sys/ufs/ffs/ffs_vfsops.c +++ b/sys/ufs/ffs/ffs_vfsops.c @@ -1076,7 +1076,7 @@ ffs_mountfs(devvp, mp, td) */ MNT_ILOCK(mp); mp->mnt_kern_flag |= MNTK_LOOKUP_SHARED | MNTK_EXTENDED_SHARED | - MNTK_NO_IOPF; + MNTK_NO_IOPF | MNTK_UNMAPPED_BUFS; MNT_IUNLOCK(mp); #ifdef UFS_EXTATTR #ifdef UFS_EXTATTR_AUTOSTART @@ -2110,6 +2110,7 @@ ffs_bufwrite(struct buf *bp) * set b_lblkno and BKGRDMARKER before calling bgetvp() * to avoid confusing the splay tree and gbincore(). */ + KASSERT((bp->b_flags & B_UNMAPPED) == 0, ("Unmapped cg")); memcpy(newbp->b_data, bp->b_data, bp->b_bufsize); newbp->b_lblkno = bp->b_lblkno; newbp->b_xflags |= BX_BKGRDMARKER; |
