From: Hao Xu <[email protected]>
To: [email protected], Jens Axboe <[email protected]>
Cc: Dominique Martinet <[email protected]>,
Pavel Begunkov <[email protected]>,
Christian Brauner <[email protected]>,
Alexander Viro <[email protected]>,
Stefan Roesch <[email protected]>, Clay Harris <[email protected]>,
Dave Chinner <[email protected]>,
"Darrick J . Wong" <[email protected]>,
[email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
Wanpeng Li <[email protected]>
Subject: [PATCH 19/29] xfs: support nowait memory allocation in _xfs_buf_alloc()
Date: Fri, 25 Aug 2023 21:54:21 +0800 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
From: Hao Xu <[email protected]>
Choose different gfp flags to support nowait memory allocation in
_xfs_buf_alloc().
Signed-off-by: Hao Xu <[email protected]>
---
fs/xfs/xfs_buf.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 9f84bc3b802c..8b800ce28996 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -220,9 +220,14 @@ _xfs_buf_alloc(
struct xfs_buf *bp;
int error;
int i;
+ bool nowait = flags & XBF_NOWAIT;
+ gfp_t gfp_flags = GFP_NOFS |
+ (nowait ? 0 : __GFP_NOFAIL);
*bpp = NULL;
- bp = kmem_cache_zalloc(xfs_buf_cache, GFP_NOFS | __GFP_NOFAIL);
+ bp = kmem_cache_zalloc(xfs_buf_cache, gfp_flags);
+ if (!bp)
+ return -EAGAIN;
/*
* We don't want certain flags to appear in b_flags unless they are
--
2.25.1
next prev parent reply other threads:[~2023-08-25 14:05 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-25 13:54 [PATCH RFC v5 00/29] io_uring getdents Hao Xu
2023-08-25 13:54 ` [PATCH 01/29] fs: split off vfs_getdents function of getdents64 syscall Hao Xu
2023-08-25 13:54 ` [PATCH 02/29] xfs: rename XBF_TRYLOCK to XBF_NOWAIT Hao Xu
2023-08-25 21:39 ` Dave Chinner
2023-08-25 13:54 ` [PATCH 03/29] xfs: add NOWAIT semantics for readdir Hao Xu
2023-08-25 13:54 ` [PATCH 04/29] vfs: add nowait flag for struct dir_context Hao Xu
2023-08-25 13:54 ` [PATCH 05/29] vfs: add a vfs helper for io_uring file pos lock Hao Xu
2023-08-25 13:54 ` [PATCH 06/29] vfs: add file_pos_unlock() for io_uring usage Hao Xu
2023-08-25 13:54 ` [PATCH 07/29] vfs: add a nowait parameter for touch_atime() Hao Xu
2023-08-25 13:54 ` [PATCH 08/29] vfs: add nowait parameter for file_accessed() Hao Xu
2023-08-25 13:54 ` [PATCH 09/29] vfs: move file_accessed() to the beginning of iterate_dir() Hao Xu
2023-08-25 13:54 ` [PATCH 10/29] vfs: add S_NOWAIT for nowait time update Hao Xu
2023-08-25 13:54 ` [PATCH 11/29] vfs: trylock inode->i_rwsem in iterate_dir() to support nowait Hao Xu
2023-08-25 13:54 ` [PATCH 12/29] xfs: enforce GFP_NOIO implicitly during nowait time update Hao Xu
2023-08-25 14:20 ` Matthew Wilcox
2023-08-25 13:54 ` [PATCH 13/29] xfs: make xfs_trans_alloc() support nowait semantics Hao Xu
2023-08-25 13:54 ` [PATCH 14/29] xfs: support nowait for xfs_log_reserve() Hao Xu
2023-08-25 13:54 ` [PATCH 15/29] xfs: don't wait for free space in xlog_grant_head_check() in nowait case Hao Xu
2023-08-25 13:54 ` [PATCH 16/29] xfs: add nowait parameter for xfs_inode_item_init() Hao Xu
2023-08-25 13:54 ` [PATCH 17/29] xfs: make xfs_trans_ijoin() error out -EAGAIN Hao Xu
2023-08-25 13:54 ` [PATCH 18/29] xfs: set XBF_NOWAIT for xfs_buf_read_map if necessary Hao Xu
2023-08-25 13:54 ` Hao Xu [this message]
2023-08-25 13:54 ` [PATCH 20/29] xfs: distinguish error type of memory allocation failure for nowait case Hao Xu
2023-08-25 13:54 ` [PATCH 21/29] xfs: return -EAGAIN when bulk memory allocation fails in " Hao Xu
2023-08-25 13:54 ` [PATCH 22/29] xfs: comment page allocation for nowait case in xfs_buf_find_insert() Hao Xu
2023-08-25 14:09 ` Matthew Wilcox
2023-08-25 13:54 ` [PATCH 23/29] xfs: don't print warn info for -EAGAIN error in xfs_buf_get_map() Hao Xu
2023-08-25 13:54 ` [PATCH 24/29] xfs: support nowait for xfs_buf_read_map() Hao Xu
2023-08-25 21:53 ` Dave Chinner
2023-08-25 13:54 ` [PATCH 25/29] xfs: support nowait for xfs_buf_item_init() Hao Xu
2023-08-25 22:16 ` Dave Chinner
2023-08-25 13:54 ` [PATCH 26/29] xfs: return -EAGAIN when nowait meets sync in transaction commit Hao Xu
2023-08-25 21:58 ` Dave Chinner
2023-08-25 13:54 ` [PATCH 27/29] xfs: add a comment for xlog_kvmalloc() Hao Xu
2023-08-25 13:54 ` [PATCH 28/29] xfs: support nowait semantics for xc_ctx_lock in xlog_cil_commit() Hao Xu
2023-08-25 21:59 ` Dave Chinner
2023-08-25 13:54 ` [PATCH 29/29] io_uring: add support for getdents Hao Xu
2023-08-25 15:11 ` [PATCH RFC v5 00/29] io_uring getdents Darrick J. Wong
2023-08-25 22:53 ` Dave Chinner
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