X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=fs%2Freiserfs%2Finode.c;h=d60f6238c66a48184fa7c35ec749ba8e6f110456;hb=2d7f2ea9c989853310c7f6e8be52cc090cc8e66b;hp=60e2f23447031b09a4a6fcbb34043016f4c55c46;hpb=d62b1b87a7d1c3a21dddabed4251763090be3182;p=karo-tx-linux.git

diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c
index 60e2f2344703..d60f6238c66a 100644
--- a/fs/reiserfs/inode.c
+++ b/fs/reiserfs/inode.c
@@ -627,11 +627,6 @@ int reiserfs_get_block(struct inode *inode, sector_t block,
 	reiserfs_write_lock(inode->i_sb);
 	version = get_inode_item_key_version(inode);
 
-	if (block < 0) {
-		reiserfs_write_unlock(inode->i_sb);
-		return -EIO;
-	}
-
 	if (!file_capable(inode, block)) {
 		reiserfs_write_unlock(inode->i_sb);
 		return -EFBIG;
@@ -934,12 +929,13 @@ int reiserfs_get_block(struct inode *inode, sector_t block,
 				     //pos_in_item * inode->i_sb->s_blocksize,
 				     TYPE_INDIRECT, 3);	// key type is unimportant
 
+			RFALSE(cpu_key_k_offset(&tmp_key) > cpu_key_k_offset(&key),
+			       "green-805: invalid offset");
 			blocks_needed =
 			    1 +
 			    ((cpu_key_k_offset(&key) -
 			      cpu_key_k_offset(&tmp_key)) >> inode->i_sb->
 			     s_blocksize_bits);
-			RFALSE(blocks_needed < 0, "green-805: invalid offset");
 
 			if (blocks_needed == 1) {
 				un = &unf_single;
@@ -2363,6 +2359,13 @@ static int reiserfs_write_full_page(struct page *page,
 	int bh_per_page = PAGE_CACHE_SIZE / s->s_blocksize;
 	th.t_trans_id = 0;
 
+	/* no logging allowed when nonblocking or from PF_MEMALLOC */
+	if (checked && (current->flags & PF_MEMALLOC)) {
+		redirty_page_for_writepage(wbc, page);
+		unlock_page(page);
+		return 0;
+	}
+
 	/* The page dirty bit is cleared before writepage is called, which
 	 * means we have to tell create_empty_buffers to make dirty buffers
 	 * The page really should be up to date at this point, so tossing