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Commit 789602e9 authored by Fabian Frederick's avatar Fabian Frederick Committed by Dave Kleikamp
Browse files

fs/jfs/super.c: remove 0 assignment to static + code clean-up 



-Static values are automatically initialized to NULL
-Coalesce format fragments
-Remove unnecessary {}
-Small typo fixes
-Fix lines > 80 characters

Signed-off-by: default avatarFabian Frederick <fabf@skynet.be>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarDave Kleikamp <dave.kleikamp@oracle.com>
parent bc4e6b28

fs/jfs/super.c

+19 −26
Original line number Diff line number Diff line
@@ -57,7 +57,7 @@ static const struct export_operations jfs_export_operations; 
static struct file_system_type jfs_fs_type;



#define MAX_COMMIT_THREADS 64

static int commit_threads = 0;

static int commit_threads;

module_param(commit_threads, int, 0);

MODULE_PARM_DESC(commit_threads, "Number of commit threads");
@@ -84,8 +84,7 @@ static void jfs_handle_error(struct super_block *sb) 
		panic("JFS (device %s): panic forced after error\n",

			sb->s_id);

	else if (sbi->flag & JFS_ERR_REMOUNT_RO) {

		jfs_err("ERROR: (device %s): remounting filesystem "

			"as read-only\n",

		jfs_err("ERROR: (device %s): remounting filesystem as read-only\n",

			sb->s_id);

		sb->s_flags |= MS_RDONLY;

	}
@@ -363,12 +362,10 @@ static int parse_options(char *options, struct super_block *sb, s64 *newLVSize, 
			 * -> user has more control over the online trimming

			 */

			sbi->minblks_trim = 64;

			if (blk_queue_discard(q)) {

			if (blk_queue_discard(q))

				*flag |= JFS_DISCARD;

			} else {

				pr_err("JFS: discard option " \

					"not supported on device\n");

			}

			else

				pr_err("JFS: discard option not supported on device\n");

			break;

		}
@@ -385,15 +382,14 @@ static int parse_options(char *options, struct super_block *sb, s64 *newLVSize, 
				sbi->minblks_trim = simple_strtoull(

					minblks_trim, &minblks_trim, 0);

			} else {

				pr_err("JFS: discard option " \

					"not supported on device\n");

				pr_err("JFS: discard option not supported on device\n");

			}

			break;

		}



		default:

			printk("jfs: Unrecognized mount option \"%s\" "

					" or missing value\n", p);

			printk("jfs: Unrecognized mount option \"%s\" or missing value\n",

			       p);

			goto cleanup;

		}

	}
@@ -419,14 +415,12 @@ static int jfs_remount(struct super_block *sb, int *flags, char *data) 
	int ret;



	sync_filesystem(sb);

	if (!parse_options(data, sb, &newLVSize, &flag)) {

	if (!parse_options(data, sb, &newLVSize, &flag))

		return -EINVAL;

	}



	if (newLVSize) {

		if (sb->s_flags & MS_RDONLY) {

			pr_err("JFS: resize requires volume" \

				" to be mounted read-write\n");

			pr_err("JFS: resize requires volume to be mounted read-write\n");

			return -EROFS;

		}

		rc = jfs_extendfs(sb, newLVSize, 0);
@@ -452,9 +446,8 @@ static int jfs_remount(struct super_block *sb, int *flags, char *data) 
	}

	if ((!(sb->s_flags & MS_RDONLY)) && (*flags & MS_RDONLY)) {

		rc = dquot_suspend(sb, -1);

		if (rc < 0) {

		if (rc < 0)

			return rc;

		}

		rc = jfs_umount_rw(sb);

		JFS_SBI(sb)->flag = flag;

		return rc;
@@ -548,9 +541,8 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent) 


	rc = jfs_mount(sb);

	if (rc) {

		if (!silent) {

		if (!silent)

			jfs_err("jfs_mount failed w/return code = %d", rc);

		}

		goto out_mount_failed;

	}

	if (sb->s_flags & MS_RDONLY)
@@ -587,7 +579,8 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent) 
	 * Page cache is indexed by long.

	 * I would use MAX_LFS_FILESIZE, but it's only half as big

	 */

	sb->s_maxbytes = min(((u64) PAGE_CACHE_SIZE << 32) - 1, (u64)sb->s_maxbytes);

	sb->s_maxbytes = min(((u64) PAGE_CACHE_SIZE << 32) - 1,

			     (u64)sb->s_maxbytes);

#endif

	sb->s_time_gran = 1;

	return 0;
@@ -597,9 +590,8 @@ out_no_root: 


out_no_rw:

	rc = jfs_umount(sb);

	if (rc) {

	if (rc)

		jfs_err("jfs_umount failed with return code %d", rc);

	}

out_mount_failed:

	filemap_write_and_wait(sbi->direct_inode->i_mapping);

	truncate_inode_pages(sbi->direct_inode->i_mapping, 0);
@@ -924,7 +916,8 @@ static int __init init_jfs_fs(void) 
		commit_threads = MAX_COMMIT_THREADS;



	for (i = 0; i < commit_threads; i++) {

		jfsCommitThread[i] = kthread_run(jfs_lazycommit, NULL, "jfsCommit");

		jfsCommitThread[i] = kthread_run(jfs_lazycommit, NULL,

						 "jfsCommit");

		if (IS_ERR(jfsCommitThread[i])) {

			rc = PTR_ERR(jfsCommitThread[i]);

			jfs_err("init_jfs_fs: fork failed w/rc = %d", rc);