Commit 60f99f6a authored by Andrew Morton's avatar Andrew Morton Committed by Linus Torvalds

[PATCH] ratelimit I/O error printk's

Ratelimit a couple of potentially-stormy printk's in the writeback code.
parent df7e395b
......@@ -189,9 +189,12 @@ void end_buffer_write_sync(struct buffer_head *bh, int uptodate)
if (uptodate) {
set_buffer_uptodate(bh);
} else {
buffer_io_error(bh);
printk(KERN_WARNING "lost page write due to I/O error on %s\n",
bdevname(bh->b_bdev, b));
if (printk_ratelimit()) {
buffer_io_error(bh);
printk(KERN_WARNING "lost page write due to "
"I/O error on %s\n",
bdevname(bh->b_bdev, b));
}
set_buffer_write_io_error(bh);
clear_buffer_uptodate(bh);
}
......@@ -572,9 +575,12 @@ void end_buffer_async_write(struct buffer_head *bh, int uptodate)
if (uptodate) {
set_buffer_uptodate(bh);
} else {
buffer_io_error(bh);
printk(KERN_WARNING "lost page write due to I/O error on %s\n",
bdevname(bh->b_bdev, b));
if (printk_ratelimit()) {
buffer_io_error(bh);
printk(KERN_WARNING "lost page write due to "
"I/O error on %s\n",
bdevname(bh->b_bdev, b));
}
set_bit(AS_EIO, &page->mapping->flags);
clear_buffer_uptodate(bh);
SetPageError(page);
......
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