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-rw-r--r--fs/jfs/file.c2
-rw-r--r--fs/jfs/inode.c5
-rw-r--r--fs/jfs/jfs_inode.h4
-rw-r--r--fs/jfs/jfs_logmgr.c27
-rw-r--r--fs/jfs/jfs_metapage.c11
-rw-r--r--fs/jfs/namei.c2
6 files changed, 26 insertions, 25 deletions
diff --git a/fs/jfs/file.c b/fs/jfs/file.c
index e1ac6e4..1c9745b 100644
--- a/fs/jfs/file.c
+++ b/fs/jfs/file.c
@@ -100,7 +100,7 @@ struct inode_operations jfs_file_inode_operations = {
#endif
};
-struct file_operations jfs_file_operations = {
+const struct file_operations jfs_file_operations = {
.open = jfs_open,
.llseek = generic_file_llseek,
.write = generic_file_write,
diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c
index 51a5fed..04eb78f 100644
--- a/fs/jfs/inode.c
+++ b/fs/jfs/inode.c
@@ -258,7 +258,8 @@ jfs_get_blocks(struct inode *ip, sector_t lblock, unsigned long max_blocks,
static int jfs_get_block(struct inode *ip, sector_t lblock,
struct buffer_head *bh_result, int create)
{
- return jfs_get_blocks(ip, lblock, 1, bh_result, create);
+ return jfs_get_blocks(ip, lblock, bh_result->b_size >> ip->i_blkbits,
+ bh_result, create);
}
static int jfs_writepage(struct page *page, struct writeback_control *wbc)
@@ -301,7 +302,7 @@ static ssize_t jfs_direct_IO(int rw, struct kiocb *iocb,
struct inode *inode = file->f_mapping->host;
return blockdev_direct_IO(rw, iocb, inode, inode->i_sb->s_bdev, iov,
- offset, nr_segs, jfs_get_blocks, NULL);
+ offset, nr_segs, jfs_get_block, NULL);
}
struct address_space_operations jfs_aops = {
diff --git a/fs/jfs/jfs_inode.h b/fs/jfs/jfs_inode.h
index 095d471..c300726 100644
--- a/fs/jfs/jfs_inode.h
+++ b/fs/jfs/jfs_inode.h
@@ -35,9 +35,9 @@ extern void jfs_set_inode_flags(struct inode *);
extern struct address_space_operations jfs_aops;
extern struct inode_operations jfs_dir_inode_operations;
-extern struct file_operations jfs_dir_operations;
+extern const struct file_operations jfs_dir_operations;
extern struct inode_operations jfs_file_inode_operations;
-extern struct file_operations jfs_file_operations;
+extern const struct file_operations jfs_file_operations;
extern struct inode_operations jfs_symlink_inode_operations;
extern struct dentry_operations jfs_ci_dentry_operations;
#endif /* _H_JFS_INODE */
diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 0b348b1..3315f0b 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -69,6 +69,7 @@
#include <linux/bio.h>
#include <linux/suspend.h>
#include <linux/delay.h>
+#include <linux/mutex.h>
#include "jfs_incore.h"
#include "jfs_filsys.h"
#include "jfs_metapage.h"
@@ -165,7 +166,7 @@ do { \
*/
static LIST_HEAD(jfs_external_logs);
static struct jfs_log *dummy_log = NULL;
-static DECLARE_MUTEX(jfs_log_sem);
+static DEFINE_MUTEX(jfs_log_mutex);
/*
* forward references
@@ -1085,20 +1086,20 @@ int lmLogOpen(struct super_block *sb)
if (sbi->mntflag & JFS_INLINELOG)
return open_inline_log(sb);
- down(&jfs_log_sem);
+ mutex_lock(&jfs_log_mutex);
list_for_each_entry(log, &jfs_external_logs, journal_list) {
if (log->bdev->bd_dev == sbi->logdev) {
if (memcmp(log->uuid, sbi->loguuid,
sizeof(log->uuid))) {
jfs_warn("wrong uuid on JFS journal\n");
- up(&jfs_log_sem);
+ mutex_unlock(&jfs_log_mutex);
return -EINVAL;
}
/*
* add file system to log active file system list
*/
if ((rc = lmLogFileSystem(log, sbi, 1))) {
- up(&jfs_log_sem);
+ mutex_unlock(&jfs_log_mutex);
return rc;
}
goto journal_found;
@@ -1106,7 +1107,7 @@ int lmLogOpen(struct super_block *sb)
}
if (!(log = kzalloc(sizeof(struct jfs_log), GFP_KERNEL))) {
- up(&jfs_log_sem);
+ mutex_unlock(&jfs_log_mutex);
return -ENOMEM;
}
INIT_LIST_HEAD(&log->sb_list);
@@ -1151,7 +1152,7 @@ journal_found:
sbi->log = log;
LOG_UNLOCK(log);
- up(&jfs_log_sem);
+ mutex_unlock(&jfs_log_mutex);
return 0;
/*
@@ -1168,7 +1169,7 @@ journal_found:
blkdev_put(bdev);
free: /* free log descriptor */
- up(&jfs_log_sem);
+ mutex_unlock(&jfs_log_mutex);
kfree(log);
jfs_warn("lmLogOpen: exit(%d)", rc);
@@ -1212,11 +1213,11 @@ static int open_dummy_log(struct super_block *sb)
{
int rc;
- down(&jfs_log_sem);
+ mutex_lock(&jfs_log_mutex);
if (!dummy_log) {
dummy_log = kzalloc(sizeof(struct jfs_log), GFP_KERNEL);
if (!dummy_log) {
- up(&jfs_log_sem);
+ mutex_unlock(&jfs_log_mutex);
return -ENOMEM;
}
INIT_LIST_HEAD(&dummy_log->sb_list);
@@ -1229,7 +1230,7 @@ static int open_dummy_log(struct super_block *sb)
if (rc) {
kfree(dummy_log);
dummy_log = NULL;
- up(&jfs_log_sem);
+ mutex_unlock(&jfs_log_mutex);
return rc;
}
}
@@ -1238,7 +1239,7 @@ static int open_dummy_log(struct super_block *sb)
list_add(&JFS_SBI(sb)->log_list, &dummy_log->sb_list);
JFS_SBI(sb)->log = dummy_log;
LOG_UNLOCK(dummy_log);
- up(&jfs_log_sem);
+ mutex_unlock(&jfs_log_mutex);
return 0;
}
@@ -1466,7 +1467,7 @@ int lmLogClose(struct super_block *sb)
jfs_info("lmLogClose: log:0x%p", log);
- down(&jfs_log_sem);
+ mutex_lock(&jfs_log_mutex);
LOG_LOCK(log);
list_del(&sbi->log_list);
LOG_UNLOCK(log);
@@ -1516,7 +1517,7 @@ int lmLogClose(struct super_block *sb)
kfree(log);
out:
- up(&jfs_log_sem);
+ mutex_unlock(&jfs_log_mutex);
jfs_info("lmLogClose: exit(%d)", rc);
return rc;
}
diff --git a/fs/jfs/jfs_metapage.c b/fs/jfs/jfs_metapage.c
index 5fbaeaa..f28696f 100644
--- a/fs/jfs/jfs_metapage.c
+++ b/fs/jfs/jfs_metapage.c
@@ -220,8 +220,8 @@ int __init metapage_init(void)
if (metapage_cache == NULL)
return -ENOMEM;
- metapage_mempool = mempool_create(METAPOOL_MIN_PAGES, mempool_alloc_slab,
- mempool_free_slab, metapage_cache);
+ metapage_mempool = mempool_create_slab_pool(METAPOOL_MIN_PAGES,
+ metapage_cache);
if (metapage_mempool == NULL) {
kmem_cache_destroy(metapage_cache);
@@ -578,14 +578,13 @@ static int metapage_releasepage(struct page *page, gfp_t gfp_mask)
return 0;
}
-static int metapage_invalidatepage(struct page *page, unsigned long offset)
+static void metapage_invalidatepage(struct page *page, unsigned long offset)
{
BUG_ON(offset);
- if (PageWriteback(page))
- return 0;
+ BUG_ON(PageWriteback(page));
- return metapage_releasepage(page, 0);
+ metapage_releasepage(page, 0);
}
struct address_space_operations jfs_metapage_aops = {
diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
index 309cee5..09ea03f 100644
--- a/fs/jfs/namei.c
+++ b/fs/jfs/namei.c
@@ -1519,7 +1519,7 @@ struct inode_operations jfs_dir_inode_operations = {
#endif
};
-struct file_operations jfs_dir_operations = {
+const struct file_operations jfs_dir_operations = {
.read = generic_read_dir,
.readdir = jfs_readdir,
.fsync = jfs_fsync,
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