Limit the number of I/O error reports for a cache to 1 to prevent massive
amounts of noise. After the first I/O error the cache is taken off line
automatically, so must be restarted to resume caching.
Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
---
fs/fscache/cache.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/fs/fscache/cache.c b/fs/fscache/cache.c
index 6a3c48a..b52aed1 100644
--- a/fs/fscache/cache.c
+++ b/fs/fscache/cache.c
@@ -314,10 +314,10 @@ EXPORT_SYMBOL(fscache_add_cache);
*/
void fscache_io_error(struct fscache_cache *cache)
{
- set_bit(FSCACHE_IOERROR, &cache->flags);
-
- printk(KERN_ERR "FS-Cache: Cache %s stopped due to I/O error\n",
- cache->ops->name);
+ if (!test_and_set_bit(FSCACHE_IOERROR, &cache->flags))
+ printk(KERN_ERR "FS-Cache:"
+ " Cache '%s' stopped due to I/O error\n",
+ cache->ops->name);
}
EXPORT_SYMBOL(fscache_io_error);
--
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