UBIFS: improve journal head debugging prints

Convert the journal head integer into the head name when printing
debugging information.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>

1 files changed, 15 insertions, 14 deletions

diff --git a/fs/ubifs/io.c b/fs/ubifs/io.c
index 762a7d6cec73..e589fedaf1ef 100644
--- a/fs/ubifs/io.c
+++ b/fs/ubifs/io.c
@@ -297,7 +297,7 @@ static enum hrtimer_restart wbuf_timer_callback_nolock(struct hrtimer *timer)
 {
         struct ubifs_wbuf *wbuf = container_of(timer, struct ubifs_wbuf, timer);
 
-        dbg_io("jhead %d", wbuf->jhead);
+        dbg_io("jhead %s", dbg_jhead(wbuf->jhead));
         wbuf->need_sync = 1;
         wbuf->c->need_wbuf_sync = 1;
         ubifs_wake_up_bgt(wbuf->c);
@@ -314,7 +314,8 @@ static void new_wbuf_timer_nolock(struct ubifs_wbuf *wbuf)
 
         if (wbuf->no_timer)
                 return;
-        dbg_io("set timer for jhead %d, %llu-%llu millisecs", wbuf->jhead,
+        dbg_io("set timer for jhead %s, %llu-%llu millisecs",
+               dbg_jhead(wbuf->jhead),
                div_u64(ktime_to_ns(wbuf->softlimit), USEC_PER_SEC),
                div_u64(ktime_to_ns(wbuf->softlimit) + wbuf->delta,
                        USEC_PER_SEC));
@@ -351,8 +352,8 @@ int ubifs_wbuf_sync_nolock(struct ubifs_wbuf *wbuf)
                 /* Write-buffer is empty or not seeked */
                 return 0;
 
-        dbg_io("LEB %d:%d, %d bytes, jhead %d",
-               wbuf->lnum, wbuf->offs, wbuf->used, wbuf->jhead);
+        dbg_io("LEB %d:%d, %d bytes, jhead %s",
+               wbuf->lnum, wbuf->offs, wbuf->used, dbg_jhead(wbuf->jhead));
         ubifs_assert(!(c->vfs_sb->s_flags & MS_RDONLY));
         ubifs_assert(!(wbuf->avail & 7));
         ubifs_assert(wbuf->offs + c->min_io_size <= c->leb_size);
@@ -401,7 +402,7 @@ int ubifs_wbuf_seek_nolock(struct ubifs_wbuf *wbuf, int lnum, int offs,
 {
         const struct ubifs_info *c = wbuf->c;
 
-        dbg_io("LEB %d:%d, jhead %d", lnum, offs, wbuf->jhead);
+        dbg_io("LEB %d:%d, jhead %s", lnum, offs, dbg_jhead(wbuf->jhead));
         ubifs_assert(lnum >= 0 && lnum < c->leb_cnt);
         ubifs_assert(offs >= 0 && offs <= c->leb_size);
         ubifs_assert(offs % c->min_io_size == 0 && !(offs & 7));
@@ -508,9 +509,9 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
         struct ubifs_info *c = wbuf->c;
         int err, written, n, aligned_len = ALIGN(len, 8), offs;
 
-        dbg_io("%d bytes (%s) to jhead %d wbuf at LEB %d:%d", len,
-               dbg_ntype(((struct ubifs_ch *)buf)->node_type), wbuf->jhead,
-               wbuf->lnum, wbuf->offs + wbuf->used);
+        dbg_io("%d bytes (%s) to jhead %s wbuf at LEB %d:%d", len,
+               dbg_ntype(((struct ubifs_ch *)buf)->node_type),
+               dbg_jhead(wbuf->jhead), wbuf->lnum, wbuf->offs + wbuf->used);
         ubifs_assert(len > 0 && wbuf->lnum >= 0 && wbuf->lnum < c->leb_cnt);
         ubifs_assert(wbuf->offs >= 0 && wbuf->offs % c->min_io_size == 0);
         ubifs_assert(!(wbuf->offs & 7) && wbuf->offs <= c->leb_size);
@@ -535,8 +536,8 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
                 memcpy(wbuf->buf + wbuf->used, buf, len);
 
                 if (aligned_len == wbuf->avail) {
-                        dbg_io("flush jhead %d wbuf to LEB %d:%d",
-                               wbuf->jhead, wbuf->lnum, wbuf->offs);
+                        dbg_io("flush jhead %s wbuf to LEB %d:%d",
+                               dbg_jhead(wbuf->jhead), wbuf->lnum, wbuf->offs);
                         err = ubi_leb_write(c->ubi, wbuf->lnum, wbuf->buf,
                                             wbuf->offs, c->min_io_size,
                                             wbuf->dtype);
@@ -564,8 +565,8 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
          * minimal I/O unit. We have to fill and flush write-buffer and switch
          * to the next min. I/O unit.
          */
-        dbg_io("flush jhead %d wbuf to LEB %d:%d",
-               wbuf->jhead, wbuf->lnum, wbuf->offs);
+        dbg_io("flush jhead %s wbuf to LEB %d:%d",
+               dbg_jhead(wbuf->jhead), wbuf->lnum, wbuf->offs);
         memcpy(wbuf->buf + wbuf->used, buf, wbuf->avail);
         err = ubi_leb_write(c->ubi, wbuf->lnum, wbuf->buf, wbuf->offs,
                             c->min_io_size, wbuf->dtype);
@@ -698,8 +699,8 @@ int ubifs_read_node_wbuf(struct ubifs_wbuf *wbuf, void *buf, int type, int len,
         int err, rlen, overlap;
         struct ubifs_ch *ch = buf;
 
-        dbg_io("LEB %d:%d, %s, length %d, jhead %d", lnum, offs,
-               dbg_ntype(type), len, wbuf->jhead);
+        dbg_io("LEB %d:%d, %s, length %d, jhead %s", lnum, offs,
+               dbg_ntype(type), len, dbg_jhead(wbuf->jhead));
         ubifs_assert(wbuf && lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
         ubifs_assert(!(offs & 7) && offs < c->leb_size);
         ubifs_assert(type >= 0 && type < UBIFS_NODE_TYPES_CNT);