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authorArtem Bityutskiy <dedekind@infradead.org>2006-12-28 12:01:41 +0200
committerArtem Bityutskiy <dedekind@infradead.org>2007-01-10 14:01:00 +0200
commita2166b933ef9099b4fa6860b165e6dac553a97aa (patch)
tree6b9828492a1edb156e981082b931f16f832baa1f /fs/jffs2
parent85de3d9bc779c198f8667cffc291b0ecad082b5e (diff)
downloadblackbird-op-linux-a2166b933ef9099b4fa6860b165e6dac553a97aa.tar.gz
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[JFFS2] Reschedule in loops
Make JFFS2 nicer and teach it to call cond_resched() in loops which may be quite large. Signed-off-by: Artem Bityutskiy <dedekind@infradead.org>
Diffstat (limited to 'fs/jffs2')
-rw-r--r--fs/jffs2/scan.c2
-rw-r--r--fs/jffs2/summary.c2
2 files changed, 4 insertions, 0 deletions
diff --git a/fs/jffs2/scan.c b/fs/jffs2/scan.c
index a167e1c5d024..3af746eaff0e 100644
--- a/fs/jffs2/scan.c
+++ b/fs/jffs2/scan.c
@@ -139,6 +139,8 @@ int jffs2_scan_medium(struct jffs2_sb_info *c)
for (i=0; i<c->nr_blocks; i++) {
struct jffs2_eraseblock *jeb = &c->blocks[i];
+ cond_resched();
+
/* reset summary info for next eraseblock scan */
jffs2_sum_reset_collected(s);
diff --git a/fs/jffs2/summary.c b/fs/jffs2/summary.c
index c4f7e4703c0a..25265965bdc1 100644
--- a/fs/jffs2/summary.c
+++ b/fs/jffs2/summary.c
@@ -396,6 +396,8 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras
for (i=0; i<je32_to_cpu(summary->sum_num); i++) {
dbg_summary("processing summary index %d\n", i);
+ cond_resched();
+
/* Make sure there's a spare ref for dirty space */
err = jffs2_prealloc_raw_node_refs(c, jeb, 2);
if (err)
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