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| author | Theodore Ts'o <tytso@mit.edu> | 2010-12-16 02:30:48 +0100 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2010-12-16 02:30:48 +0100 |
| commit | a2595b8aa67011419dae26b47e474f46df902989 (patch) | |
| tree | d44d79256f92f32b7958a04e89907f7e1a755767 /fs | |
| parent | ext4: Move struct ext4_mount_options from ext4.h to super.c (diff) | |
| download | linux-a2595b8aa67011419dae26b47e474f46df902989.tar.xz linux-a2595b8aa67011419dae26b47e474f46df902989.zip | |
ext4: Add second mount options field since the s_mount_opt is full up
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ext4/ext4.h | 8 | ||||
| -rw-r--r-- | fs/ext4/super.c | 7 |
2 files changed, 13 insertions, 2 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index ddae3c435138..17baecbf8cda 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -908,6 +908,13 @@ struct ext4_inode_info { #define test_opt(sb, opt) (EXT4_SB(sb)->s_mount_opt & \ EXT4_MOUNT_##opt) +#define clear_opt2(sb, opt) EXT4_SB(sb)->s_mount_opt2 &= \ + ~EXT4_MOUNT2_##opt +#define set_opt2(sb, opt) EXT4_SB(sb)->s_mount_opt2 |= \ + EXT4_MOUNT2_##opt +#define test_opt2(sb, opt) (EXT4_SB(sb)->s_mount_opt2 & \ + EXT4_MOUNT2_##opt) + #define ext4_set_bit ext2_set_bit #define ext4_set_bit_atomic ext2_set_bit_atomic #define ext4_clear_bit ext2_clear_bit @@ -1073,6 +1080,7 @@ struct ext4_sb_info { struct ext4_super_block *s_es; /* Pointer to the super block in the buffer */ struct buffer_head **s_group_desc; unsigned int s_mount_opt; + unsigned int s_mount_opt2; unsigned int s_mount_flags; ext4_fsblk_t s_sb_block; uid_t s_resuid; diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 7aa3a790363a..072ff973ff2b 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1895,12 +1895,12 @@ static int ext4_setup_super(struct super_block *sb, struct ext4_super_block *es, ext4_commit_super(sb, 1); if (test_opt(sb, DEBUG)) printk(KERN_INFO "[EXT4 FS bs=%lu, gc=%u, " - "bpg=%lu, ipg=%lu, mo=%04x]\n", + "bpg=%lu, ipg=%lu, mo=%04x, mo2=%04x]\n", sb->s_blocksize, sbi->s_groups_count, EXT4_BLOCKS_PER_GROUP(sb), EXT4_INODES_PER_GROUP(sb), - sbi->s_mount_opt); + sbi->s_mount_opt, sbi->s_mount_opt2); return res; } @@ -4171,6 +4171,7 @@ static int ext4_unfreeze(struct super_block *sb) */ struct ext4_mount_options { unsigned long s_mount_opt; + unsigned long s_mount_opt2; uid_t s_resuid; gid_t s_resgid; unsigned long s_commit_interval; @@ -4201,6 +4202,7 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data) lock_super(sb); old_sb_flags = sb->s_flags; old_opts.s_mount_opt = sbi->s_mount_opt; + old_opts.s_mount_opt2 = sbi->s_mount_opt2; old_opts.s_resuid = sbi->s_resuid; old_opts.s_resgid = sbi->s_resgid; old_opts.s_commit_interval = sbi->s_commit_interval; @@ -4354,6 +4356,7 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data) restore_opts: sb->s_flags = old_sb_flags; sbi->s_mount_opt = old_opts.s_mount_opt; + sbi->s_mount_opt2 = old_opts.s_mount_opt2; sbi->s_resuid = old_opts.s_resuid; sbi->s_resgid = old_opts.s_resgid; sbi->s_commit_interval = old_opts.s_commit_interval; |