From: Stefan Roesch <[email protected]>
To: <[email protected]>, <[email protected]>,
<[email protected]>, <[email protected]>,
<[email protected]>
Cc: <[email protected]>, <[email protected]>
Subject: [RFC PATCH v1 04/18] iomap: use iomap_page_create_gfp() in __iomap_write_begin
Date: Tue, 26 Apr 2022 10:43:21 -0700 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
This change uses the new iomap_page_create_gfp() function in the
function __iomap_write_begin().
No intended functional changes in this patch.
Signed-off-by: Stefan Roesch <[email protected]>
---
fs/iomap/buffered-io.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 85aa32f50db0..1ffdc7078e7d 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -572,17 +572,22 @@ static int __iomap_write_begin(const struct iomap_iter *iter, loff_t pos,
size_t len, struct folio *folio)
{
const struct iomap *srcmap = iomap_iter_srcmap(iter);
- struct iomap_page *iop = iomap_page_create(iter->inode, folio);
+ struct iomap_page *iop = to_iomap_page(folio);
loff_t block_size = i_blocksize(iter->inode);
loff_t block_start = round_down(pos, block_size);
loff_t block_end = round_up(pos + len, block_size);
+ unsigned int nr_blocks = i_blocks_per_folio(iter->inode, folio);
size_t from = offset_in_folio(folio, pos), to = from + len;
size_t poff, plen;
+ gfp_t gfp = GFP_NOFS | __GFP_NOFAIL;
if (folio_test_uptodate(folio))
return 0;
folio_clear_error(folio);
+ if (!iop && nr_blocks > 1)
+ iop = iomap_page_create_gfp(iter->inode, folio, nr_blocks, gfp);
+
do {
iomap_adjust_read_range(iter->inode, folio, &block_start,
block_end - block_start, &poff, &plen);
--
2.30.2
next prev parent reply other threads:[~2022-04-26 17:44 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-26 17:43 [RFC PATCH v1 00/18] io-uring/xfs: support async buffered writes Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 01/18] block: add check for async buffered writes to generic_write_checks Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 02/18] mm: add FGP_ATOMIC flag to __filemap_get_folio() Stefan Roesch
2022-04-26 19:06 ` Matthew Wilcox
2022-04-28 19:54 ` Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 03/18] iomap: add iomap_page_create_gfp to allocate iomap_pages Stefan Roesch
2022-04-26 17:43 ` Stefan Roesch [this message]
2022-04-26 17:43 ` [RFC PATCH v1 05/18] iomap: add async buffered write support Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 06/18] xfs: add iomap " Stefan Roesch
2022-04-26 22:54 ` Dave Chinner
2022-04-28 20:03 ` Stefan Roesch
2022-04-28 21:44 ` Dave Chinner
2022-04-26 17:43 ` [RFC PATCH v1 07/18] fs: split off need_remove_file_privs() do_remove_file_privs() Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 08/18] fs: split off need_file_update_time and do_file_update_time Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 09/18] fs: add pending file update time flag Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 10/18] xfs: Enable async write file modification handling Stefan Roesch
2022-04-26 22:55 ` Dave Chinner
2022-04-27 12:07 ` Christian Brauner
2022-04-26 17:43 ` [RFC PATCH v1 11/18] xfs: add async buffered write support Stefan Roesch
2022-04-26 22:56 ` Dave Chinner
2022-04-28 19:58 ` Stefan Roesch
2022-04-28 21:54 ` Dave Chinner
2022-05-02 21:21 ` Stefan Roesch
2022-05-06 9:29 ` Dave Chinner
2022-05-09 19:32 ` Stefan Roesch
2022-05-09 23:24 ` Dave Chinner
2022-05-09 23:44 ` Darrick J. Wong
2022-05-10 1:12 ` Dave Chinner
2022-05-10 6:47 ` Christoph Hellwig
2022-05-16 2:24 ` Dave Chinner
2022-05-16 13:39 ` Christoph Hellwig
2022-04-26 17:43 ` [RFC PATCH v1 12/18] io_uring: add support for async buffered writes Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 13/18] io_uring: add tracepoint for short writes Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 14/18] sched: add new fields to task_struct Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 15/18] mm: support write throttling for async buffered writes Stefan Roesch
2022-04-28 17:47 ` Jan Kara
2022-04-28 20:16 ` Stefan Roesch
2022-05-10 9:50 ` Jan Kara
2022-05-10 20:16 ` Stefan Roesch
2022-05-11 10:38 ` Jan Kara
2022-05-13 18:57 ` Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 16/18] iomap: User " Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 17/18] io_uring: support write " Stefan Roesch
2022-04-26 17:43 ` [RFC PATCH v1 18/18] xfs: enable async buffered write support Stefan Roesch
2022-04-26 22:37 ` [RFC PATCH v1 00/18] io-uring/xfs: support async buffered writes Dave Chinner
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