From: Trond Myklebust <trond.myklebust@hammerspace.com>
Date: Sun, 1 Nov 2020 18:34:32 +0000 (-0500)
Subject: NFS: Replace kmap() with kmap_atomic() in nfs_readdir_search_array()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ed09222d651dbd30e707f96180628229146b885c;p=linux.git

NFS: Replace kmap() with kmap_atomic() in nfs_readdir_search_array()

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Reviewed-by: Benjamin Coddington <bcodding@redhat.com>
Tested-by: Benjamin Coddington <bcodding@redhat.com>
Tested-by: Dave Wysochanski <dwysocha@redhat.com>
---

diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index e8b0fcc1bc9e1..b9001123ec84e 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -447,7 +447,7 @@ int nfs_readdir_search_array(nfs_readdir_descriptor_t *desc)
 	struct nfs_cache_array *array;
 	int status;
 
-	array = kmap(desc->page);
+	array = kmap_atomic(desc->page);
 
 	if (desc->dir_cookie == 0)
 		status = nfs_readdir_search_for_pos(array, desc);
@@ -459,7 +459,7 @@ int nfs_readdir_search_array(nfs_readdir_descriptor_t *desc)
 		desc->current_index += array->size;
 		desc->page_index++;
 	}
-	kunmap(desc->page);
+	kunmap_atomic(array);
 	return status;
 }