From patchwork Thu Mar 24 14:25:17 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [2/2] UBIFS: use GFP_NOFS properly Date: Thu, 24 Mar 2011 04:25:17 -0000 From: Artem Bityutskiy X-Patchwork-Id: 88204 Message-Id: <1300976717-396-2-git-send-email-dedekind1@gmail.com> To: MTD list Cc: Adrian Hunter From: Artem Bityutskiy This patch fixes a brown-paperbag bug which was introduced by me: I used incorrect "GFP_KERNEL | GFP_NOFS" allocation flags to make sure my allocations do not cause write-back. But the correct form is "GFP_NOFS". Signed-off-by: Artem Bityutskiy --- fs/ubifs/debug.c | 2 +- fs/ubifs/lprops.c | 2 +- fs/ubifs/lpt_commit.c | 4 ++-- fs/ubifs/orphan.c | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-) diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c index 01c2b02..f25a733 100644 --- a/fs/ubifs/debug.c +++ b/fs/ubifs/debug.c @@ -818,7 +818,7 @@ void dbg_dump_leb(const struct ubifs_info *c, int lnum) printk(KERN_DEBUG "(pid %d) start dumping LEB %d\n", current->pid, lnum); - buf = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL); + buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); if (!buf) { ubifs_err("cannot allocate memory for dumping LEB %d", lnum); return; diff --git a/fs/ubifs/lprops.c b/fs/ubifs/lprops.c index c7b25e2..0ee0847 100644 --- a/fs/ubifs/lprops.c +++ b/fs/ubifs/lprops.c @@ -1094,7 +1094,7 @@ static int scan_check_cb(struct ubifs_info *c, } } - buf = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL); + buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); if (!buf) { ubifs_err("cannot allocate memory to scan LEB %d", lnum); goto out; diff --git a/fs/ubifs/lpt_commit.c b/fs/ubifs/lpt_commit.c index 0a3c2c3..0c9c69b 100644 --- a/fs/ubifs/lpt_commit.c +++ b/fs/ubifs/lpt_commit.c @@ -1633,7 +1633,7 @@ static int dbg_check_ltab_lnum(struct ubifs_info *c, int lnum) if (!(ubifs_chk_flags & UBIFS_CHK_LPROPS)) return 0; - buf = p = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL); + buf = p = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); if (!buf) { ubifs_err("cannot allocate memory for ltab checking"); return 0; @@ -1885,7 +1885,7 @@ static void dump_lpt_leb(const struct ubifs_info *c, int lnum) printk(KERN_DEBUG "(pid %d) start dumping LEB %d\n", current->pid, lnum); - buf = p = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL); + buf = p = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); if (!buf) { ubifs_err("cannot allocate memory to dump LPT"); return; diff --git a/fs/ubifs/orphan.c b/fs/ubifs/orphan.c index 2cdbd31..09df318 100644 --- a/fs/ubifs/orphan.c +++ b/fs/ubifs/orphan.c @@ -898,7 +898,7 @@ static int dbg_scan_orphans(struct ubifs_info *c, struct check_info *ci) if (c->no_orphs) return 0; - buf = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL); + buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); if (!buf) { ubifs_err("cannot allocate memory to check orphans"); return 0;