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[XFS] 956618: Linux crashes on boot with XFS-DMAPI filesystem when 

CONFIG_XFS_TRACE is on

SGI-PV: 956618
SGI-Modid: xfs-linux-melb:xfs-kern:27196a

Signed-off-by: Vlad Apostolov <vapo@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
This commit is contained in:
Vlad Apostolov 2006-11-11 18:03:49 +11:00 committed by Tim Shimmin
parent 088406bcf6
commit 93c189c114
4 changed files with 27 additions and 21 deletions
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17
fs/xfs/Makefile-linux-2.6
View File

@ -21,22 +21,7 @@ EXTRA_CFLAGS += -Ifs/xfs -Ifs/xfs/linux-2.6 -funsigned-char
XFS_LINUX := linux-2.6 XFS_LINUX := linux-2.6
ifeq ($(CONFIG_XFS_DEBUG),y) ifeq ($(CONFIG_XFS_DEBUG),y)
EXTRA_CFLAGS += -g -DSTATIC="" -DDEBUG EXTRA_CFLAGS += -g
EXTRA_CFLAGS += -DXFS_BUF_LOCK_TRACKING
endif
ifeq ($(CONFIG_XFS_TRACE),y)
EXTRA_CFLAGS += -DXFS_ALLOC_TRACE
EXTRA_CFLAGS += -DXFS_ATTR_TRACE
EXTRA_CFLAGS += -DXFS_BLI_TRACE
EXTRA_CFLAGS += -DXFS_BMAP_TRACE
EXTRA_CFLAGS += -DXFS_BMBT_TRACE
EXTRA_CFLAGS += -DXFS_DIR2_TRACE
EXTRA_CFLAGS += -DXFS_DQUOT_TRACE
EXTRA_CFLAGS += -DXFS_ILOCK_TRACE
EXTRA_CFLAGS += -DXFS_LOG_TRACE
EXTRA_CFLAGS += -DXFS_RW_TRACE
EXTRA_CFLAGS += -DXFS_BUF_TRACE
EXTRA_CFLAGS += -DXFS_VNODE_TRACE
endif endif
obj-$(CONFIG_XFS_FS) += xfs.o obj-$(CONFIG_XFS_FS) += xfs.o

4
fs/xfs/linux-2.6/xfs_buf.c
View File

@ -15,6 +15,7 @@
* along with this program; if not, write the Free Software Foundation, * along with this program; if not, write the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/ */
#include "xfs.h"
#include <linux/stddef.h> #include <linux/stddef.h>
#include <linux/errno.h> #include <linux/errno.h>
#include <linux/slab.h> #include <linux/slab.h>
@ -31,7 +32,6 @@
#include <linux/kthread.h> #include <linux/kthread.h>
#include <linux/migrate.h> #include <linux/migrate.h>
#include <linux/backing-dev.h> #include <linux/backing-dev.h>
#include "xfs_linux.h"
STATIC kmem_zone_t *xfs_buf_zone; STATIC kmem_zone_t *xfs_buf_zone;
STATIC kmem_shaker_t xfs_buf_shake; STATIC kmem_shaker_t xfs_buf_shake;
@ -1406,7 +1406,7 @@ xfs_alloc_bufhash(
btp->bt_hashshift = external ? 3 : 8; /* 8 or 256 buckets */ btp->bt_hashshift = external ? 3 : 8; /* 8 or 256 buckets */
btp->bt_hashmask = (1 << btp->bt_hashshift) - 1; btp->bt_hashmask = (1 << btp->bt_hashshift) - 1;
btp->bt_hash = kmem_zalloc((1 << btp->bt_hashshift) * btp->bt_hash = kmem_zalloc((1 << btp->bt_hashshift) *
sizeof(xfs_bufhash_t), KM_SLEEP); sizeof(xfs_bufhash_t), KM_SLEEP | KM_LARGE);
for (i = 0; i < (1 << btp->bt_hashshift); i++) { for (i = 0; i < (1 << btp->bt_hashshift); i++) {
spin_lock_init(&btp->bt_hash[i].bh_lock); spin_lock_init(&btp->bt_hash[i].bh_lock);
INIT_LIST_HEAD(&btp->bt_hash[i].bh_list); INIT_LIST_HEAD(&btp->bt_hash[i].bh_list);

4
fs/xfs/support/debug.c
View File

@ -15,11 +15,9 @@
* along with this program; if not, write the Free Software Foundation, * along with this program; if not, write the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/ */
#include <xfs.h>
#include "debug.h" #include "debug.h"
#include "spin.h" #include "spin.h"
#include <asm/page.h>
#include <linux/sched.h>
#include <linux/kernel.h>
static char message[256]; /* keep it off the stack */ static char message[256]; /* keep it off the stack */
static DEFINE_SPINLOCK(xfs_err_lock); static DEFINE_SPINLOCK(xfs_err_lock);

23
fs/xfs/xfs.h
View File

@ -17,5 +17,28 @@
*/ */
#ifndef __XFS_H__ #ifndef __XFS_H__
#define __XFS_H__ #define __XFS_H__
#ifdef CONFIG_XFS_DEBUG
#define STATIC
#define DEBUG 1
#define XFS_BUF_LOCK_TRACKING 1
/* #define QUOTADEBUG 1 */
#endif
#ifdef CONFIG_XFS_TRACE
#define XFS_ALLOC_TRACE 1
#define XFS_ATTR_TRACE 1
#define XFS_BLI_TRACE 1
#define XFS_BMAP_TRACE 1
#define XFS_BMBT_TRACE 1
#define XFS_DIR2_TRACE 1
#define XFS_DQUOT_TRACE 1
#define XFS_ILOCK_TRACE 1
#define XFS_LOG_TRACE 1
#define XFS_RW_TRACE 1
#define XFS_BUF_TRACE 1
#define XFS_VNODE_TRACE 1
#endif
#include <linux-2.6/xfs_linux.h> #include <linux-2.6/xfs_linux.h>
#endif /* __XFS_H__ */ #endif /* __XFS_H__ */