aboutsummaryrefslogtreecommitdiffstats
path: root/fs/buffer.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/buffer.c')
-rw-r--r--fs/buffer.c38
1 files changed, 9 insertions, 29 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 6c48f20eddd4..20805db2c987 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -128,21 +128,15 @@ __clear_page_buffers(struct page *page)
128 page_cache_release(page); 128 page_cache_release(page);
129} 129}
130 130
131 131static void buffer_io_error(struct buffer_head *bh, char *msg)
132static int quiet_error(struct buffer_head *bh)
133{
134 if (!test_bit(BH_Quiet, &bh->b_state) && printk_ratelimit())
135 return 0;
136 return 1;
137}
138
139
140static void buffer_io_error(struct buffer_head *bh)
141{ 132{
142 char b[BDEVNAME_SIZE]; 133 char b[BDEVNAME_SIZE];
143 printk(KERN_ERR "Buffer I/O error on device %s, logical block %Lu\n", 134
135 if (!test_bit(BH_Quiet, &bh->b_state))
136 printk_ratelimited(KERN_ERR
137 "Buffer I/O error on dev %s, logical block %llu%s\n",
144 bdevname(bh->b_bdev, b), 138 bdevname(bh->b_bdev, b),
145 (unsigned long long)bh->b_blocknr); 139 (unsigned long long)bh->b_blocknr, msg);
146} 140}
147 141
148/* 142/*
@@ -177,17 +171,10 @@ EXPORT_SYMBOL(end_buffer_read_sync);
177 171
178void end_buffer_write_sync(struct buffer_head *bh, int uptodate) 172void end_buffer_write_sync(struct buffer_head *bh, int uptodate)
179{ 173{
180 char b[BDEVNAME_SIZE];
181
182 if (uptodate) { 174 if (uptodate) {
183 set_buffer_uptodate(bh); 175 set_buffer_uptodate(bh);
184 } else { 176 } else {
185 if (!quiet_error(bh)) { 177 buffer_io_error(bh, ", lost sync page write");
186 buffer_io_error(bh);
187 printk(KERN_WARNING "lost page write due to "
188 "I/O error on %s\n",
189 bdevname(bh->b_bdev, b));
190 }
191 set_buffer_write_io_error(bh); 178 set_buffer_write_io_error(bh);
192 clear_buffer_uptodate(bh); 179 clear_buffer_uptodate(bh);
193 } 180 }
@@ -304,8 +291,7 @@ static void end_buffer_async_read(struct buffer_head *bh, int uptodate)
304 set_buffer_uptodate(bh); 291 set_buffer_uptodate(bh);
305 } else { 292 } else {
306 clear_buffer_uptodate(bh); 293 clear_buffer_uptodate(bh);
307 if (!quiet_error(bh)) 294 buffer_io_error(bh, ", async page read");
308 buffer_io_error(bh);
309 SetPageError(page); 295 SetPageError(page);
310 } 296 }
311 297
@@ -353,7 +339,6 @@ still_busy:
353 */ 339 */
354void end_buffer_async_write(struct buffer_head *bh, int uptodate) 340void end_buffer_async_write(struct buffer_head *bh, int uptodate)
355{ 341{
356 char b[BDEVNAME_SIZE];
357 unsigned long flags; 342 unsigned long flags;
358 struct buffer_head *first; 343 struct buffer_head *first;
359 struct buffer_head *tmp; 344 struct buffer_head *tmp;
@@ -365,12 +350,7 @@ void end_buffer_async_write(struct buffer_head *bh, int uptodate)
365 if (uptodate) { 350 if (uptodate) {
366 set_buffer_uptodate(bh); 351 set_buffer_uptodate(bh);
367 } else { 352 } else {
368 if (!quiet_error(bh)) { 353 buffer_io_error(bh, ", lost async page write");
369 buffer_io_error(bh);
370 printk(KERN_WARNING "lost page write due to "
371 "I/O error on %s\n",
372 bdevname(bh->b_bdev, b));
373 }
374 set_bit(AS_EIO, &page->mapping->flags); 354 set_bit(AS_EIO, &page->mapping->flags);
375 set_buffer_write_io_error(bh); 355 set_buffer_write_io_error(bh);
376 clear_buffer_uptodate(bh); 356 clear_buffer_uptodate(bh);