From 32a2f9a1c35b5308cfa225f8ef23f2b1cd000240 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 28 Oct 2013 16:06:47 +0000 Subject: [PATCH] kernel: jffs2: ignore bad blocks after the end-of-filesystem marker Signed-off-by: Felix Fietkau SVN-Revision: 38568 --- .../generic/patches-3.10/532-jffs2_eofdetect.patch | 13 ++++++++----- .../generic/patches-3.12/532-jffs2_eofdetect.patch | 13 ++++++++----- 2 files changed, 16 insertions(+), 10 deletions(-) diff --git a/target/linux/generic/patches-3.10/532-jffs2_eofdetect.patch b/target/linux/generic/patches-3.10/532-jffs2_eofdetect.patch index f36131e99f..269179063c 100644 --- a/target/linux/generic/patches-3.10/532-jffs2_eofdetect.patch +++ b/target/linux/generic/patches-3.10/532-jffs2_eofdetect.patch @@ -19,21 +19,24 @@ /* Now scan the directory tree, increasing nlink according to every dirent found. */ --- a/fs/jffs2/scan.c +++ b/fs/jffs2/scan.c -@@ -148,8 +148,11 @@ int jffs2_scan_medium(struct jffs2_sb_in +@@ -148,8 +148,14 @@ int jffs2_scan_medium(struct jffs2_sb_in /* reset summary info for next eraseblock scan */ jffs2_sum_reset_collected(s); - ret = jffs2_scan_eraseblock(c, jeb, buf_size?flashbuf:(flashbuf+jeb->offset), - buf_size, s); -+ if (c->flags & (1 << 7)) -+ ret = BLK_STATE_ALLFF; -+ else ++ if (c->flags & (1 << 7)) { ++ if (mtd_block_isbad(c->mtd, jeb->offset)) ++ ret = BLK_STATE_BADBLOCK; ++ else ++ ret = BLK_STATE_ALLFF; ++ } else + ret = jffs2_scan_eraseblock(c, jeb, buf_size?flashbuf:(flashbuf+jeb->offset), + buf_size, s); if (ret < 0) goto out; -@@ -556,6 +559,17 @@ static int jffs2_scan_eraseblock (struct +@@ -556,6 +562,17 @@ static int jffs2_scan_eraseblock (struct return err; } diff --git a/target/linux/generic/patches-3.12/532-jffs2_eofdetect.patch b/target/linux/generic/patches-3.12/532-jffs2_eofdetect.patch index f36131e99f..269179063c 100644 --- a/target/linux/generic/patches-3.12/532-jffs2_eofdetect.patch +++ b/target/linux/generic/patches-3.12/532-jffs2_eofdetect.patch @@ -19,21 +19,24 @@ /* Now scan the directory tree, increasing nlink according to every dirent found. */ --- a/fs/jffs2/scan.c +++ b/fs/jffs2/scan.c -@@ -148,8 +148,11 @@ int jffs2_scan_medium(struct jffs2_sb_in +@@ -148,8 +148,14 @@ int jffs2_scan_medium(struct jffs2_sb_in /* reset summary info for next eraseblock scan */ jffs2_sum_reset_collected(s); - ret = jffs2_scan_eraseblock(c, jeb, buf_size?flashbuf:(flashbuf+jeb->offset), - buf_size, s); -+ if (c->flags & (1 << 7)) -+ ret = BLK_STATE_ALLFF; -+ else ++ if (c->flags & (1 << 7)) { ++ if (mtd_block_isbad(c->mtd, jeb->offset)) ++ ret = BLK_STATE_BADBLOCK; ++ else ++ ret = BLK_STATE_ALLFF; ++ } else + ret = jffs2_scan_eraseblock(c, jeb, buf_size?flashbuf:(flashbuf+jeb->offset), + buf_size, s); if (ret < 0) goto out; -@@ -556,6 +559,17 @@ static int jffs2_scan_eraseblock (struct +@@ -556,6 +562,17 @@ static int jffs2_scan_eraseblock (struct return err; }