diff options
Diffstat (limited to 'fs/xfs/xfs_iget.c')
-rw-r--r-- | fs/xfs/xfs_iget.c | 44 |
1 files changed, 24 insertions, 20 deletions
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c index 0724df7..b73d216 100644 --- a/fs/xfs/xfs_iget.c +++ b/fs/xfs/xfs_iget.c @@ -50,7 +50,7 @@ void xfs_ihash_init(xfs_mount_t *mp) { __uint64_t icount; - uint i, flags = KM_SLEEP | KM_MAYFAIL; + uint i; if (!mp->m_ihsize) { icount = mp->m_maxicount ? mp->m_maxicount : @@ -61,14 +61,13 @@ xfs_ihash_init(xfs_mount_t *mp) (64 * NBPP) / sizeof(xfs_ihash_t)); } - while (!(mp->m_ihash = (xfs_ihash_t *)kmem_zalloc(mp->m_ihsize * - sizeof(xfs_ihash_t), flags))) { - if ((mp->m_ihsize >>= 1) <= NBPP) - flags = KM_SLEEP; - } - for (i = 0; i < mp->m_ihsize; i++) { + mp->m_ihash = kmem_zalloc_greedy(&mp->m_ihsize, + NBPC * sizeof(xfs_ihash_t), + mp->m_ihsize * sizeof(xfs_ihash_t), + KM_SLEEP | KM_MAYFAIL | KM_LARGE); + mp->m_ihsize /= sizeof(xfs_ihash_t); + for (i = 0; i < mp->m_ihsize; i++) rwlock_init(&(mp->m_ihash[i].ih_lock)); - } } /* @@ -77,7 +76,7 @@ xfs_ihash_init(xfs_mount_t *mp) void xfs_ihash_free(xfs_mount_t *mp) { - kmem_free(mp->m_ihash, mp->m_ihsize*sizeof(xfs_ihash_t)); + kmem_free(mp->m_ihash, mp->m_ihsize * sizeof(xfs_ihash_t)); mp->m_ihash = NULL; } @@ -95,7 +94,7 @@ xfs_chash_init(xfs_mount_t *mp) mp->m_chsize = min_t(uint, mp->m_chsize, mp->m_ihsize); mp->m_chash = (xfs_chash_t *)kmem_zalloc(mp->m_chsize * sizeof(xfs_chash_t), - KM_SLEEP); + KM_SLEEP | KM_LARGE); for (i = 0; i < mp->m_chsize; i++) { spinlock_init(&mp->m_chash[i].ch_lock,"xfshash"); } @@ -244,7 +243,9 @@ again: XFS_STATS_INC(xs_ig_found); + spin_lock(&ip->i_flags_lock); ip->i_flags &= ~XFS_IRECLAIMABLE; + spin_unlock(&ip->i_flags_lock); version = ih->ih_version; read_unlock(&ih->ih_lock); xfs_ihash_promote(ih, ip, version); @@ -290,15 +291,17 @@ again: finish_inode: if (ip->i_d.di_mode == 0) { - if (!(flags & IGET_CREATE)) + if (!(flags & XFS_IGET_CREATE)) return ENOENT; xfs_iocore_inode_reinit(ip); } - + if (lock_flags != 0) xfs_ilock(ip, lock_flags); + spin_lock(&ip->i_flags_lock); ip->i_flags &= ~XFS_ISTALE; + spin_unlock(&ip->i_flags_lock); vn_trace_exit(vp, "xfs_iget.found", (inst_t *)__return_address); @@ -320,21 +323,20 @@ finish_inode: * Read the disk inode attributes into a new inode structure and get * a new vnode for it. This should also initialize i_ino and i_mount. */ - error = xfs_iread(mp, tp, ino, &ip, bno); - if (error) { + error = xfs_iread(mp, tp, ino, &ip, bno, + (flags & XFS_IGET_BULKSTAT) ? XFS_IMAP_BULKSTAT : 0); + if (error) return error; - } vn_trace_exit(vp, "xfs_iget.alloc", (inst_t *)__return_address); xfs_inode_lock_init(ip, vp); xfs_iocore_inode_init(ip); - if (lock_flags != 0) { + if (lock_flags) xfs_ilock(ip, lock_flags); - } - - if ((ip->i_d.di_mode == 0) && !(flags & IGET_CREATE)) { + + if ((ip->i_d.di_mode == 0) && !(flags & XFS_IGET_CREATE)) { xfs_idestroy(ip); return ENOENT; } @@ -369,7 +371,9 @@ finish_inode: ih->ih_next = ip; ip->i_udquot = ip->i_gdquot = NULL; ih->ih_version++; + spin_lock(&ip->i_flags_lock); ip->i_flags |= XFS_INEW; + spin_unlock(&ip->i_flags_lock); write_unlock(&ih->ih_lock); @@ -548,7 +552,7 @@ xfs_inode_lock_init( mrlock_init(&ip->i_iolock, MRLOCK_BARRIER, "xfsio", vp->v_number); init_waitqueue_head(&ip->i_ipin_wait); atomic_set(&ip->i_pincount, 0); - init_sema(&ip->i_flock, 1, "xfsfino", vp->v_number); + initnsema(&ip->i_flock, 1, "xfsfino"); } /* |