b=23821 Limit bio_alloc() to BIO_MAX_PAGES iovecs.

Fix logic error when patch was originally landed from b=9945.
i=alex.zhuravlev
i=kwestneat

diff --git a/lustre/obdfilter/filter_io_26.c b/lustre/obdfilter/filter_io_26.c
index c24a45b..bd2cee4 100644 (file)
--- a/lustre/obdfilter/filter_io_26.c
+++ b/lustre/obdfilter/filter_io_26.c
@@ -397,7 +397,7 @@ int filter_do_bio(struct obd_export *exp, struct inode *inode,
                         }
 
                         /* allocate new bio, limited by max BIO size, b=9945 */
-                        bio = bio_alloc(GFP_NOIO, max(BIO_MAX_PAGES,
+                        bio = bio_alloc(GFP_NOIO, min(BIO_MAX_PAGES,
                                                       (npages - page_idx) *
                                                       blocks_per_page));
                         if (bio == NULL) {