linux-kernel - [PATCH] ufs: fix nexstep dir block size

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20071201184734.GA12099@rain>
Date:	Sat, 1 Dec 2007 21:47:34 +0300
From:	Evgeniy Dushistov <dushistov@...l.ru>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Dave Bailey <dsbailey@...bell.net>, linux-kernel@...r.kernel.org
Subject: [PATCH] ufs: fix nexstep dir block size

This patch fixes regression, introduced since 2.6.16.
NextStep variant of UFS as OpenStep uses directory block size
equals to 1024. Without this change, ufs_check_page fails in many
cases.

Signed-off-by: Evgeniy Dushistov <dushistov@...l.ru>
Cc: Dave Bailey <dsbailey@...bell.net>

---

diff --git a/fs/ufs/dir.c b/fs/ufs/dir.c
index 30f8c2b..e4263c1 100644
--- a/fs/ufs/dir.c
+++ b/fs/ufs/dir.c
@@ -179,7 +179,7 @@ bad_entry:
 	goto fail;
 Eend:
 	p = (struct ufs_dir_entry *)(kaddr + offs);
-	ufs_error (sb, "ext2_check_page",
+	ufs_error (sb, __FUNCTION__,
 		   "entry in directory #%lu spans the page boundary"
 		   "offset=%lu",
 		   dir->i_ino, (page->index<<PAGE_CACHE_SHIFT)+offs);
diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index c78c04f..0072cb3 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -755,13 +755,13 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
 		break;
 	
 	case UFS_MOUNT_UFSTYPE_NEXTSTEP:
-		/*TODO: check may be we need set special dir block size?*/
 		UFSD("ufstype=nextstep\n");
 		uspi->s_fsize = block_size = 1024;
 		uspi->s_fmask = ~(1024 - 1);
 		uspi->s_fshift = 10;
 		uspi->s_sbsize = super_block_size = 2048;
 		uspi->s_sbbase = 0;
+		uspi->s_dirblksize = 1024;
 		flags |= UFS_DE_OLD | UFS_UID_OLD | UFS_ST_OLD | UFS_CG_OLD;
 		if (!(sb->s_flags & MS_RDONLY)) {
 			if (!silent)
@@ -771,13 +771,13 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
 		break;
 	
 	case UFS_MOUNT_UFSTYPE_NEXTSTEP_CD:
-		/*TODO: check may be we need set special dir block size?*/
 		UFSD("ufstype=nextstep-cd\n");
 		uspi->s_fsize = block_size = 2048;
 		uspi->s_fmask = ~(2048 - 1);
 		uspi->s_fshift = 11;
 		uspi->s_sbsize = super_block_size = 2048;
 		uspi->s_sbbase = 0;
+		uspi->s_dirblksize = 1024;
 		flags |= UFS_DE_OLD | UFS_UID_OLD | UFS_ST_OLD | UFS_CG_OLD;
 		if (!(sb->s_flags & MS_RDONLY)) {
 			if (!silent)

-- 
/Evgeniy

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/