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From: Al Viro <viro@zeniv.linux.org.uk>
To: linux-fsdevel@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Subject: [PATCH 6/8] dma_buf: no need to bother with file_inode()->i_mapping
Date: Sat, 20 Aug 2022 21:19:00 +0100	[thread overview]
Message-ID: <YwFBtOjAW6wSddh1@ZenIV> (raw)
In-Reply-To: <YwFANLruaQpqmPKv@ZenIV>

->f_mapping will do just fine

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 drivers/dma-buf/udmabuf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c
index 38e8767ec371..210473d927d8 100644
--- a/drivers/dma-buf/udmabuf.c
+++ b/drivers/dma-buf/udmabuf.c
@@ -210,7 +210,7 @@ static long udmabuf_create(struct miscdevice *device,
 		memfd = fget(list[i].memfd);
 		if (!memfd)
 			goto err;
-		mapping = file_inode(memfd)->i_mapping;
+		mapping = memfd->f_mapping;
 		if (!shmem_mapping(mapping) && !is_file_hugepages(memfd))
 			goto err;
 		seals = memfd_fcntl(memfd, F_GET_SEALS, 0);
-- 
2.30.2


  parent reply	other threads:[~2022-08-20 20:36 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-20 20:12 [PATCHES] file_inode() and ->f_mapping cleanups Al Viro
2022-08-20 20:14 ` [PATCH 1/8] ibmvmc: don't open-code file_inode() Al Viro
2022-08-20 20:14 ` [PATCH 2/8] exfat_iterate(): don't open-code file_inode(file) Al Viro
2022-08-20 20:16 ` [PATCH 3/8] sgx: use ->f_mapping Al Viro
2022-08-25  4:22   ` Jarkko Sakkinen
2022-08-20 20:16 ` [PATCH 4/8] bprm_fill_uid(): don't open-code file_inode() Al Viro
2022-08-20 20:17 ` [PATCH 5/8] nfs_finish_open(): " Al Viro
2022-08-20 20:19 ` Al Viro [this message]
2022-08-20 20:19 ` [PATCH 7/8] _nfs42_proc_copy(): use ->f_mapping instead of file_inode()->i_mapping Al Viro
2022-08-20 20:20 ` [PATCH 8/8] orangefs: use ->f_mapping Al Viro
2022-09-21 19:30   ` Mike Marshall
2022-08-26  8:03 ` [PATCHES] file_inode() and ->f_mapping cleanups Christian Brauner

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