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From: Goldwyn Rodrigues <rgoldwyn@suse.de>
To: linux-fsdevel@vger.kernel.org
Cc: mhocko@kernel.org, Goldwyn Rodrigues <rgoldwyn@suse.com>
Subject: [PATCH 07/10] fs: namei use memalloc_nofs_* scope API
Date: Mon, 19 Feb 2018 08:02:27 -0600	[thread overview]
Message-ID: <20180219140230.5077-8-rgoldwyn@suse.de> (raw)
In-Reply-To: <20180219140230.5077-1-rgoldwyn@suse.de>

From: Goldwyn Rodrigues <rgoldwyn@suse.com>

Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
---
 fs/namei.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/fs/namei.c b/fs/namei.c
index 921ae32dbc80..6cb314a256c5 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -39,6 +39,7 @@
 #include <linux/bitops.h>
 #include <linux/init_task.h>
 #include <linux/uaccess.h>
+#include <linux/sched/mm.h>
 
 #include "internal.h"
 #include "mount.h"
@@ -4797,7 +4798,7 @@ int __page_symlink(struct inode *inode, const char *symname, int len, int nofs)
 	int err;
 	unsigned int flags = 0;
 	if (nofs)
-		flags |= AOP_FLAG_NOFS;
+		flags = memalloc_nofs_save();
 
 retry:
 	err = pagecache_write_begin(NULL, mapping, 0, len-1,
@@ -4815,8 +4816,12 @@ int __page_symlink(struct inode *inode, const char *symname, int len, int nofs)
 		goto retry;
 
 	mark_inode_dirty(inode);
+	if (nofs)
+		memalloc_nofs_restore(flags);
 	return 0;
 fail:
+	if (nofs)
+		memalloc_nofs_restore(flags);
 	return err;
 }
 EXPORT_SYMBOL(__page_symlink);
-- 
2.16.1

  parent reply	other threads:[~2018-02-19 14:02 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-19 14:02 [PATCH 00/10] Use the memalloc_nofs scope API Goldwyn Rodrigues
2018-02-19 14:02 ` [PATCH 01/10] fs: buffer - Use memalloc_nofs API to allocate pages Goldwyn Rodrigues
2018-02-19 14:24   ` Michal Hocko
2018-02-19 14:02 ` [PATCH 02/10] fs: mpage use memalloc_nofs_save/restore while allocating bios Goldwyn Rodrigues
2018-02-19 14:02 ` [PATCH 03/10] ext4: Use memalloc_nofs_* scope API Goldwyn Rodrigues
2018-02-19 14:02 ` [PATCH 04/10] f2fs: " Goldwyn Rodrigues
2018-02-19 14:02 ` [PATCH 05/10] gfs2: " Goldwyn Rodrigues
2018-02-19 14:02 ` [PATCH 06/10] fs: iomap use " Goldwyn Rodrigues
2018-02-19 22:30   ` Dave Chinner
2018-02-20  9:05     ` Michal Hocko
2018-02-20 12:16       ` Goldwyn Rodrigues
2018-02-19 14:02 ` Goldwyn Rodrigues [this message]
2018-02-19 14:02 ` [PATCH 08/10] fs: Eliminate AOP_FLAG_NOFS Goldwyn Rodrigues
2018-02-19 14:02 ` [PATCH 09/10] reiserfs: cont_expand() to eliminate AOP_FLAG_CONT_EXPAND Goldwyn Rodrigues
2018-02-19 14:55   ` Matthew Wilcox
2018-02-19 14:02 ` [PATCH 10/10] fs: Remove flags parameter from aops->write_begin() Goldwyn Rodrigues

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