Merge branch 'writeback' of git://git.kernel.dk/linux-2.6-block

[pandora-kernel.git] / fs / buffer.c

diff --git a/fs/buffer.c b/fs/buffer.c
index 209f7f1..6fa5302 100644 (file)
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -280,7 +280,7 @@ void invalidate_bdev(struct block_device *bdev)
 EXPORT_SYMBOL(invalidate_bdev);
 
 /*
- * Kick pdflush then try to free up some ZONE_NORMAL memory.
+ * Kick the writeback threads then try to free up some ZONE_NORMAL memory.
  */
 static void free_more_memory(void)
 {
@@ -1709,9 +1709,9 @@ static int __block_write_full_page(struct inode *inode, struct page *page,
                /*
                 * If it's a fully non-blocking write attempt and we cannot
                 * lock the buffer then redirty the page.  Note that this can
-                * potentially cause a busy-wait loop from pdflush and kswapd
-                * activity, but those code paths have their own higher-level
-                * throttling.
+                * potentially cause a busy-wait loop from writeback threads
+                * and kswapd activity, but those code paths have their own
+                * higher-level throttling.
                 */
                if (wbc->sync_mode != WB_SYNC_NONE || !wbc->nonblocking) {
                        lock_buffer(bh);
@@ -2239,16 +2239,10 @@ int generic_cont_expand_simple(struct inode *inode, loff_t size)
        struct address_space *mapping = inode->i_mapping;
        struct page *page;
        void *fsdata;
-       unsigned long limit;
        int err;
 
-       err = -EFBIG;
-        limit = current->signal->rlim[RLIMIT_FSIZE].rlim_cur;
-       if (limit != RLIM_INFINITY && size > (loff_t)limit) {
-               send_sig(SIGXFSZ, current, 0);
-               goto out;
-       }
-       if (size > inode->i_sb->s_maxbytes)
+       err = inode_newsize_ok(inode, size);
+       if (err)
                goto out;
 
        err = pagecache_write_begin(NULL, mapping, size, 0,
@@ -3214,7 +3208,7 @@ EXPORT_SYMBOL(block_sync_page);
  * still running obsolete flush daemons, so we terminate them here.
  *
  * Use of bdflush() is deprecated and will be removed in a future kernel.
- * The `pdflush' kernel threads fully replace bdflush daemons and this call.
+ * The `flush-X' kernel threads fully replace bdflush daemons and this call.
  */
 SYSCALL_DEFINE2(bdflush, int, func, long, data)
 {