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-rw-r--r--fs/xfs/linux-2.6/xfs_buf.c12
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.h2
-rw-r--r--fs/xfs/linux-2.6/xfs_super.c10
-rw-r--r--fs/xfs/xfs_iget.c15
-rw-r--r--fs/xfs/xfs_log_recover.c17
5 files changed, 39 insertions, 17 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index cb329edc925b..aa1016bb9134 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -34,6 +34,12 @@
34#include <linux/backing-dev.h> 34#include <linux/backing-dev.h>
35#include <linux/freezer.h> 35#include <linux/freezer.h>
36 36
37#include "xfs_sb.h"
38#include "xfs_inum.h"
39#include "xfs_ag.h"
40#include "xfs_dmapi.h"
41#include "xfs_mount.h"
42
37static kmem_zone_t *xfs_buf_zone; 43static kmem_zone_t *xfs_buf_zone;
38STATIC int xfsbufd(void *); 44STATIC int xfsbufd(void *);
39STATIC int xfsbufd_wakeup(int, gfp_t); 45STATIC int xfsbufd_wakeup(int, gfp_t);
@@ -1435,10 +1441,12 @@ xfs_unregister_buftarg(
1435 1441
1436void 1442void
1437xfs_free_buftarg( 1443xfs_free_buftarg(
1438 xfs_buftarg_t *btp) 1444 struct xfs_mount *mp,
1445 struct xfs_buftarg *btp)
1439{ 1446{
1440 xfs_flush_buftarg(btp, 1); 1447 xfs_flush_buftarg(btp, 1);
1441 xfs_blkdev_issue_flush(btp); 1448 if (mp->m_flags & XFS_MOUNT_BARRIER)
1449 xfs_blkdev_issue_flush(btp);
1442 xfs_free_bufhash(btp); 1450 xfs_free_bufhash(btp);
1443 iput(btp->bt_mapping->host); 1451 iput(btp->bt_mapping->host);
1444 1452
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index 288ae7c4c800..9b4d666ad31f 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -413,7 +413,7 @@ static inline int XFS_bwrite(xfs_buf_t *bp)
413 * Handling of buftargs. 413 * Handling of buftargs.
414 */ 414 */
415extern xfs_buftarg_t *xfs_alloc_buftarg(struct block_device *, int); 415extern xfs_buftarg_t *xfs_alloc_buftarg(struct block_device *, int);
416extern void xfs_free_buftarg(xfs_buftarg_t *); 416extern void xfs_free_buftarg(struct xfs_mount *, struct xfs_buftarg *);
417extern void xfs_wait_buftarg(xfs_buftarg_t *); 417extern void xfs_wait_buftarg(xfs_buftarg_t *);
418extern int xfs_setsize_buftarg(xfs_buftarg_t *, unsigned int, unsigned int); 418extern int xfs_setsize_buftarg(xfs_buftarg_t *, unsigned int, unsigned int);
419extern int xfs_flush_buftarg(xfs_buftarg_t *, int); 419extern int xfs_flush_buftarg(xfs_buftarg_t *, int);
diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c
index c71e226da7f5..32ae5028e96b 100644
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/linux-2.6/xfs_super.c
@@ -734,15 +734,15 @@ xfs_close_devices(
734{ 734{
735 if (mp->m_logdev_targp && mp->m_logdev_targp != mp->m_ddev_targp) { 735 if (mp->m_logdev_targp && mp->m_logdev_targp != mp->m_ddev_targp) {
736 struct block_device *logdev = mp->m_logdev_targp->bt_bdev; 736 struct block_device *logdev = mp->m_logdev_targp->bt_bdev;
737 xfs_free_buftarg(mp->m_logdev_targp); 737 xfs_free_buftarg(mp, mp->m_logdev_targp);
738 xfs_blkdev_put(logdev); 738 xfs_blkdev_put(logdev);
739 } 739 }
740 if (mp->m_rtdev_targp) { 740 if (mp->m_rtdev_targp) {
741 struct block_device *rtdev = mp->m_rtdev_targp->bt_bdev; 741 struct block_device *rtdev = mp->m_rtdev_targp->bt_bdev;
742 xfs_free_buftarg(mp->m_rtdev_targp); 742 xfs_free_buftarg(mp, mp->m_rtdev_targp);
743 xfs_blkdev_put(rtdev); 743 xfs_blkdev_put(rtdev);
744 } 744 }
745 xfs_free_buftarg(mp->m_ddev_targp); 745 xfs_free_buftarg(mp, mp->m_ddev_targp);
746} 746}
747 747
748/* 748/*
@@ -811,9 +811,9 @@ xfs_open_devices(
811 811
812 out_free_rtdev_targ: 812 out_free_rtdev_targ:
813 if (mp->m_rtdev_targp) 813 if (mp->m_rtdev_targp)
814 xfs_free_buftarg(mp->m_rtdev_targp); 814 xfs_free_buftarg(mp, mp->m_rtdev_targp);
815 out_free_ddev_targ: 815 out_free_ddev_targ:
816 xfs_free_buftarg(mp->m_ddev_targp); 816 xfs_free_buftarg(mp, mp->m_ddev_targp);
817 out_close_rtdev: 817 out_close_rtdev:
818 if (rtdev) 818 if (rtdev)
819 xfs_blkdev_put(rtdev); 819 xfs_blkdev_put(rtdev);
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index e2fb6210d4c5..478e587087fe 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -246,9 +246,6 @@ xfs_iget_cache_miss(
246 goto out_destroy; 246 goto out_destroy;
247 } 247 }
248 248
249 if (lock_flags)
250 xfs_ilock(ip, lock_flags);
251
252 /* 249 /*
253 * Preload the radix tree so we can insert safely under the 250 * Preload the radix tree so we can insert safely under the
254 * write spinlock. Note that we cannot sleep inside the preload 251 * write spinlock. Note that we cannot sleep inside the preload
@@ -256,7 +253,16 @@ xfs_iget_cache_miss(
256 */ 253 */
257 if (radix_tree_preload(GFP_KERNEL)) { 254 if (radix_tree_preload(GFP_KERNEL)) {
258 error = EAGAIN; 255 error = EAGAIN;
259 goto out_unlock; 256 goto out_destroy;
257 }
258
259 /*
260 * Because the inode hasn't been added to the radix-tree yet it can't
261 * be found by another thread, so we can do the non-sleeping lock here.
262 */
263 if (lock_flags) {
264 if (!xfs_ilock_nowait(ip, lock_flags))
265 BUG();
260 } 266 }
261 267
262 mask = ~(((XFS_INODE_CLUSTER_SIZE(mp) >> mp->m_sb.sb_inodelog)) - 1); 268 mask = ~(((XFS_INODE_CLUSTER_SIZE(mp) >> mp->m_sb.sb_inodelog)) - 1);
@@ -284,7 +290,6 @@ xfs_iget_cache_miss(
284out_preload_end: 290out_preload_end:
285 write_unlock(&pag->pag_ici_lock); 291 write_unlock(&pag->pag_ici_lock);
286 radix_tree_preload_end(); 292 radix_tree_preload_end();
287out_unlock:
288 if (lock_flags) 293 if (lock_flags)
289 xfs_iunlock(ip, lock_flags); 294 xfs_iunlock(ip, lock_flags);
290out_destroy: 295out_destroy:
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index b1047de2fffd..61af610d79b3 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -1455,10 +1455,19 @@ xlog_recover_add_to_trans(
1455 item = item->ri_prev; 1455 item = item->ri_prev;
1456 1456
1457 if (item->ri_total == 0) { /* first region to be added */ 1457 if (item->ri_total == 0) { /* first region to be added */
1458 item->ri_total = in_f->ilf_size; 1458 if (in_f->ilf_size == 0 ||
1459 ASSERT(item->ri_total <= XLOG_MAX_REGIONS_IN_ITEM); 1459 in_f->ilf_size > XLOG_MAX_REGIONS_IN_ITEM) {
1460 item->ri_buf = kmem_zalloc((item->ri_total * 1460 xlog_warn(
1461 sizeof(xfs_log_iovec_t)), KM_SLEEP); 1461 "XFS: bad number of regions (%d) in inode log format",
1462 in_f->ilf_size);
1463 ASSERT(0);
1464 return XFS_ERROR(EIO);
1465 }
1466
1467 item->ri_total = in_f->ilf_size;
1468 item->ri_buf =
1469 kmem_zalloc(item->ri_total * sizeof(xfs_log_iovec_t),
1470 KM_SLEEP);
1462 } 1471 }
1463 ASSERT(item->ri_total > item->ri_cnt); 1472 ASSERT(item->ri_total > item->ri_cnt);
1464 /* Description region is ri_buf[0] */ 1473 /* Description region is ri_buf[0] */