From bc98a42c1f7d0f886c0c1b75a92a004976a46d9f Mon Sep 17 00:00:00 2001 From: David Howells Date: Mon, 17 Jul 2017 08:45:34 +0100 Subject: VFS: Convert sb->s_flags & MS_RDONLY to sb_rdonly(sb) Firstly by applying the following with coccinelle's spatch: @@ expression SB; @@ -SB->s_flags & MS_RDONLY +sb_rdonly(SB) to effect the conversion to sb_rdonly(sb), then by applying: @@ expression A, SB; @@ ( -(!sb_rdonly(SB)) && A +!sb_rdonly(SB) && A | -A != (sb_rdonly(SB)) +A != sb_rdonly(SB) | -A == (sb_rdonly(SB)) +A == sb_rdonly(SB) | -!(sb_rdonly(SB)) +!sb_rdonly(SB) | -A && (sb_rdonly(SB)) +A && sb_rdonly(SB) | -A || (sb_rdonly(SB)) +A || sb_rdonly(SB) | -(sb_rdonly(SB)) != A +sb_rdonly(SB) != A | -(sb_rdonly(SB)) == A +sb_rdonly(SB) == A | -(sb_rdonly(SB)) && A +sb_rdonly(SB) && A | -(sb_rdonly(SB)) || A +sb_rdonly(SB) || A ) @@ expression A, B, SB; @@ ( -(sb_rdonly(SB)) ? 1 : 0 +sb_rdonly(SB) | -(sb_rdonly(SB)) ? A : B +sb_rdonly(SB) ? A : B ) to remove left over excess bracketage and finally by applying: @@ expression A, SB; @@ ( -(A & MS_RDONLY) != sb_rdonly(SB) +(bool)(A & MS_RDONLY) != sb_rdonly(SB) | -(A & MS_RDONLY) == sb_rdonly(SB) +(bool)(A & MS_RDONLY) == sb_rdonly(SB) ) to make comparisons against the result of sb_rdonly() (which is a bool) work correctly. Signed-off-by: David Howells --- fs/ntfs/super.c | 31 ++++++++++++++----------------- 1 file changed, 14 insertions(+), 17 deletions(-) (limited to 'fs/ntfs') diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c index ecb49870a680..3f70f041dbe9 100644 --- a/fs/ntfs/super.c +++ b/fs/ntfs/super.c @@ -487,7 +487,7 @@ static int ntfs_remount(struct super_block *sb, int *flags, char *opt) * When remounting read-only, mark the volume clean if no volume errors * have occurred. */ - if ((sb->s_flags & MS_RDONLY) && !(*flags & MS_RDONLY)) { + if (sb_rdonly(sb) && !(*flags & MS_RDONLY)) { static const char *es = ". Cannot remount read-write."; /* Remounting read-write. */ @@ -548,7 +548,7 @@ static int ntfs_remount(struct super_block *sb, int *flags, char *opt) NVolSetErrors(vol); return -EROFS; } - } else if (!(sb->s_flags & MS_RDONLY) && (*flags & MS_RDONLY)) { + } else if (!sb_rdonly(sb) && (*flags & MS_RDONLY)) { /* Remounting read-only. */ if (!NVolErrors(vol)) { if (ntfs_clear_volume_flags(vol, VOLUME_IS_DIRTY)) @@ -732,7 +732,7 @@ hotfix_primary_boot_sector: * on a large sector device contains the whole boot loader or * just the first 512 bytes). */ - if (!(sb->s_flags & MS_RDONLY)) { + if (!sb_rdonly(sb)) { ntfs_warning(sb, "Hot-fix: Recovering invalid primary " "boot sector from backup copy."); memcpy(bh_primary->b_data, bh_backup->b_data, @@ -1789,7 +1789,7 @@ static bool load_system_files(ntfs_volume *vol) static const char *es3 = ". Run ntfsfix and/or chkdsk."; /* If a read-write mount, convert it to a read-only mount. */ - if (!(sb->s_flags & MS_RDONLY)) { + if (!sb_rdonly(sb)) { if (!(vol->on_errors & (ON_ERRORS_REMOUNT_RO | ON_ERRORS_CONTINUE))) { ntfs_error(sb, "%s and neither on_errors=" @@ -1928,7 +1928,7 @@ get_ctx_vol_failed: (unsigned)le16_to_cpu(vol->vol_flags)); } /* If a read-write mount, convert it to a read-only mount. */ - if (!(sb->s_flags & MS_RDONLY)) { + if (!sb_rdonly(sb)) { if (!(vol->on_errors & (ON_ERRORS_REMOUNT_RO | ON_ERRORS_CONTINUE))) { ntfs_error(sb, "%s and neither on_errors=" @@ -1961,7 +1961,7 @@ get_ctx_vol_failed: es1 = !vol->logfile_ino ? es1a : es1b; /* If a read-write mount, convert it to a read-only mount. */ - if (!(sb->s_flags & MS_RDONLY)) { + if (!sb_rdonly(sb)) { if (!(vol->on_errors & (ON_ERRORS_REMOUNT_RO | ON_ERRORS_CONTINUE))) { ntfs_error(sb, "%s and neither on_errors=" @@ -2010,7 +2010,7 @@ get_ctx_vol_failed: es1 = err < 0 ? es1a : es1b; /* If a read-write mount, convert it to a read-only mount. */ - if (!(sb->s_flags & MS_RDONLY)) { + if (!sb_rdonly(sb)) { if (!(vol->on_errors & (ON_ERRORS_REMOUNT_RO | ON_ERRORS_CONTINUE))) { ntfs_error(sb, "%s and neither on_errors=" @@ -2028,8 +2028,7 @@ get_ctx_vol_failed: NVolSetErrors(vol); } /* If (still) a read-write mount, mark the volume dirty. */ - if (!(sb->s_flags & MS_RDONLY) && - ntfs_set_volume_flags(vol, VOLUME_IS_DIRTY)) { + if (!sb_rdonly(sb) && ntfs_set_volume_flags(vol, VOLUME_IS_DIRTY)) { static const char *es1 = "Failed to set dirty bit in volume " "information flags"; static const char *es2 = ". Run chkdsk."; @@ -2075,8 +2074,7 @@ get_ctx_vol_failed: } #endif /* If (still) a read-write mount, empty the logfile. */ - if (!(sb->s_flags & MS_RDONLY) && - !ntfs_empty_logfile(vol->logfile_ino)) { + if (!sb_rdonly(sb) && !ntfs_empty_logfile(vol->logfile_ino)) { static const char *es1 = "Failed to empty $LogFile"; static const char *es2 = ". Mount in Windows."; @@ -2121,7 +2119,7 @@ get_ctx_vol_failed: static const char *es2 = ". Run chkdsk."; /* If a read-write mount, convert it to a read-only mount. */ - if (!(sb->s_flags & MS_RDONLY)) { + if (!sb_rdonly(sb)) { if (!(vol->on_errors & (ON_ERRORS_REMOUNT_RO | ON_ERRORS_CONTINUE))) { ntfs_error(sb, "%s and neither on_errors=" @@ -2139,8 +2137,7 @@ get_ctx_vol_failed: NVolSetErrors(vol); } /* If (still) a read-write mount, mark the quotas out of date. */ - if (!(sb->s_flags & MS_RDONLY) && - !ntfs_mark_quotas_out_of_date(vol)) { + if (!sb_rdonly(sb) && !ntfs_mark_quotas_out_of_date(vol)) { static const char *es1 = "Failed to mark quotas out of date"; static const char *es2 = ". Run chkdsk."; @@ -2165,7 +2162,7 @@ get_ctx_vol_failed: static const char *es2 = ". Run chkdsk."; /* If a read-write mount, convert it to a read-only mount. */ - if (!(sb->s_flags & MS_RDONLY)) { + if (!sb_rdonly(sb)) { if (!(vol->on_errors & (ON_ERRORS_REMOUNT_RO | ON_ERRORS_CONTINUE))) { ntfs_error(sb, "%s and neither on_errors=" @@ -2183,7 +2180,7 @@ get_ctx_vol_failed: NVolSetErrors(vol); } /* If (still) a read-write mount, stamp the transaction log. */ - if (!(sb->s_flags & MS_RDONLY) && !ntfs_stamp_usnjrnl(vol)) { + if (!sb_rdonly(sb) && !ntfs_stamp_usnjrnl(vol)) { static const char *es1 = "Failed to stamp transaction log " "($UsnJrnl)"; static const char *es2 = ". Run chkdsk."; @@ -2314,7 +2311,7 @@ static void ntfs_put_super(struct super_block *sb) * If a read-write mount and no volume errors have occurred, mark the * volume clean. Also, re-commit all affected inodes. */ - if (!(sb->s_flags & MS_RDONLY)) { + if (!sb_rdonly(sb)) { if (!NVolErrors(vol)) { if (ntfs_clear_volume_flags(vol, VOLUME_IS_DIRTY)) ntfs_warning(sb, "Failed to clear dirty bit " -- cgit v1.2.3-59-g8ed1b