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authorLinus Torvalds <torvalds@linux-foundation.org>2019-08-25 18:29:27 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2019-08-25 18:29:27 (GMT)
commit94a76d9b525c2dd81af2a98e26fe01f99b20727d (patch)
tree46f7842e52255f80b8cb711980349d4853be72aa
parent146c3d3220e039b5d61bf810e0b42218eb020f39 (diff)
parent0af83abbd4a6e36a4b209d8c57c26143e40eeec1 (diff)
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Merge tag 'for-linus-5.3-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs
Pull UBIFS and JFFS2 fixes from Richard Weinberger: "UBIFS: - Don't block too long in writeback_inodes_sb() - Fix for a possible overrun of the log head - Fix double unlock in orphan_delete() JFFS2: - Remove C++ style from UAPI header and unbreak picky toolchains" * tag 'for-linus-5.3-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs: ubifs: Limit the number of pages in shrink_liability ubifs: Correctly initialize c->min_log_bytes ubifs: Fix double unlock around orphan_delete() jffs2: Remove C++ style comments from uapi header
-rw-r--r--fs/ubifs/budget.c2
-rw-r--r--fs/ubifs/orphan.c2
-rw-r--r--fs/ubifs/super.c4
-rw-r--r--include/uapi/linux/jffs2.h5
4 files changed, 5 insertions, 8 deletions
diff --git a/fs/ubifs/budget.c b/fs/ubifs/budget.c
index 80d7301..c0b84e9 100644
--- a/fs/ubifs/budget.c
+++ b/fs/ubifs/budget.c
@@ -51,7 +51,7 @@
static void shrink_liability(struct ubifs_info *c, int nr_to_write)
{
down_read(&c->vfs_sb->s_umount);
- writeback_inodes_sb(c->vfs_sb, WB_REASON_FS_FREE_SPACE);
+ writeback_inodes_sb_nr(c->vfs_sb, nr_to_write, WB_REASON_FS_FREE_SPACE);
up_read(&c->vfs_sb->s_umount);
}
diff --git a/fs/ubifs/orphan.c b/fs/ubifs/orphan.c
index b52624e..3b4b411 100644
--- a/fs/ubifs/orphan.c
+++ b/fs/ubifs/orphan.c
@@ -129,7 +129,6 @@ static void __orphan_drop(struct ubifs_info *c, struct ubifs_orphan *o)
static void orphan_delete(struct ubifs_info *c, struct ubifs_orphan *orph)
{
if (orph->del) {
- spin_unlock(&c->orphan_lock);
dbg_gen("deleted twice ino %lu", orph->inum);
return;
}
@@ -138,7 +137,6 @@ static void orphan_delete(struct ubifs_info *c, struct ubifs_orphan *orph)
orph->del = 1;
orph->dnext = c->orph_dnext;
c->orph_dnext = orph;
- spin_unlock(&c->orphan_lock);
dbg_gen("delete later ino %lu", orph->inum);
return;
}
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 2c0803b..8c1d571 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -609,6 +609,10 @@ static int init_constants_early(struct ubifs_info *c)
c->max_bu_buf_len = UBIFS_MAX_BULK_READ * UBIFS_MAX_DATA_NODE_SZ;
if (c->max_bu_buf_len > c->leb_size)
c->max_bu_buf_len = c->leb_size;
+
+ /* Log is ready, preserve one LEB for commits. */
+ c->min_log_bytes = c->leb_size;
+
return 0;
}
diff --git a/include/uapi/linux/jffs2.h b/include/uapi/linux/jffs2.h
index a18b719..784ba0b 100644
--- a/include/uapi/linux/jffs2.h
+++ b/include/uapi/linux/jffs2.h
@@ -77,11 +77,6 @@
#define JFFS2_ACL_VERSION 0x0001
-// Maybe later...
-//#define JFFS2_NODETYPE_CHECKPOINT (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 3)
-//#define JFFS2_NODETYPE_OPTIONS (JFFS2_FEATURE_RWCOMPAT_COPY | JFFS2_NODE_ACCURATE | 4)
-
-
#define JFFS2_INO_FLAG_PREREAD 1 /* Do read_inode() for this one at
mount time, don't wait for it to
happen later */