LU-2505 osc: use GFP_ATOMIC for ll_dirty_page_discard_warn()

[fs/lustre-release.git] / lustre / llite / llite_lib.c

diff --git a/lustre/llite/llite_lib.c b/lustre/llite/llite_lib.c
index 5615283..2b0e667 100644 (file)
--- a/lustre/llite/llite_lib.c
+++ b/lustre/llite/llite_lib.c
@@ -2435,7 +2435,8 @@ void ll_dirty_page_discard_warn(cfs_page_t *page, int ioret)
        struct dentry *dentry = NULL;
        struct ccc_object *obj = cl_inode2ccc(page->mapping->host);
 
-       buf = (char *)__get_free_page(GFP_KERNEL);
+       /* this can be called inside spin lock so use GFP_ATOMIC. */
+       buf = (char *)__get_free_page(GFP_ATOMIC);
        if (buf != NULL) {
                dentry = d_find_alias(page->mapping->host);
                if (dentry != NULL)