Message ID | 20230322135013.197076-4-p.raghav@samsung.com |
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State | New |
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Wed, 22 Mar 2023 13:50:16 +0000 (GMT) From: Pankaj Raghav <p.raghav@samsung.com> To: senozhatsky@chromium.org, viro@zeniv.linux.org.uk, axboe@kernel.dk, willy@infradead.org, brauner@kernel.org, akpm@linux-foundation.org, minchan@kernel.org, hubcap@omnibond.com, martin@omnibond.com Cc: mcgrof@kernel.org, devel@lists.orangefs.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org, gost.dev@samsung.com, Pankaj Raghav <p.raghav@samsung.com>, Christoph Hellwig <hch@lst.de> Subject: [RFC v2 3/5] mpage: split bi_end_io callback for reads and writes Date: Wed, 22 Mar 2023 14:50:11 +0100 Message-Id: <20230322135013.197076-4-p.raghav@samsung.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230322135013.197076-1-p.raghav@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrGKsWRmVeSWpSXmKPExsWy7djPc7oz2aVTDBquKFrMWb+GzWL13X42 i9eHPzFa7N88hcni5oGdTBYrVx9lsmi/28dksfeWtsWevSdZLC7vmsNmcW/Nf1aLk+v/M1vc mPCU0WLZ1/fsFp+XtrBb7N64iM3i/N/jrBa/f8xhcxDymN1wkcVj8wotj8tnSz02repk89j0 aRK7x4kZv1k8GqbeYvPYfbOBzePX7TusHn1bVjF6fN4k57HpyVumAJ4oLpuU1JzMstQifbsE roxVG/wL/vFU/F3n28B4jKuLkZNDQsBE4uqnRrYuRi4OIYEVjBJPXj9jgXC+MEp8OPuFHcL5 zCixrPEVG0zL6z2ToVqWM0rcPfIMynnJKPH17HzGLkYODjYBLYnGTrBuEYEzjBJTmmYwgjjM Av8ZJXoPLwQbJSzgJbFs+gcmEJtFQFXi6OOdzCA2r4CVxJGHE5kh1slL7D94FszmFLCWeLRo GhtEjaDEyZlPWEBsZqCa5q2zmUEWSAjs5pTYee0YM8gVEgIuEg0dxhBzhCVeHd/CDmHLSPzf OZ8Jwq6WeHrjN1RvC6NE/871bBC91hJ9Z3JATGYBTYn1u/Qhyh0lnkxqhZrOJ3HjrSDEBXwS k7ZNhwrzSnS0CUFUK0ns/PkEaqmExOWmOSwQtofE0Zet7BMYFWch+WUWkl9mIexdwMi8ilE8 tbQ4Nz212DgvtVyvODG3uDQvXS85P3cTIzApnv53/OsOxhWvPuodYmTiYDzEKMHBrCTC68Ys kSLEm5JYWZValB9fVJqTWnyIUZqDRUmcV9v2ZLKQQHpiSWp2ampBahFMlomDU6qBacq06uq4 wmNxqi+OpEXbeJ8w2363geH/Amndq6Zf3+n53pqTfDbirozYO+5//eZX67+d2VuUqCo94YbK skie5cVvy2b1sUwou/P/dckTLaNLXFyThCbUvsmdvccnZF/YOeuJ94K+HnL6HTZXvlfgalXx 1JpH/68JbFo1jWnW9eX1N7n8tNe1qk1+FGbka9N2OcFsMWuF05vsnvK5hzpXZPt+2rP+9L3X jT/2b5WN2uC5xtVf5OXGjZ/NBbatdFq7/tETibbs+Rd89PumawqusFWKmxdeUavOe/1cPMuW GSsNo/c3T1pxWNn8Pnfq56RNzdlemrZPdh8LXW55MDpoQvIaOdfIWR9U32a5s5nN9VNiKc5I NNRiLipOBACnmJFN+QMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrKIsWRmVeSWpSXmKPExsVy+t/xe7oz2aVTDGb+Y7aYs34Nm8Xqu/1s Fq8Pf2K02L95CpPFzQM7mSxWrj7KZNF+t4/JYu8tbYs9e0+yWFzeNYfN4t6a/6wWJ9f/Z7a4 MeEpo8Wyr+/ZLT4vbWG32L1xEZvF+b/HWS1+/5jD5iDkMbvhIovH5hVaHpfPlnpsWtXJ5rHp 0yR2jxMzfrN4NEy9xeax+2YDm8ev23dYPfq2rGL0+LxJzmPTk7dMATxRejZF+aUlqQoZ+cUl tkrRhhZGeoaWFnpGJpZ6hsbmsVZGpkr6djYpqTmZZalF+nYJehmrNvgX/OOp+LvOt4HxGFcX IyeHhICJxOs9k9m6GLk4hASWMkp09B1mhkhISNxe2MQIYQtL/LnWBVX0nFFiy6lf7F2MHBxs AloSjZ3sIDUiAjcYJdpX6YHUMAt0Mkmc+DITLCEs4CWxbPoHJhCbRUBV4ujjnWALeAWsJI48 nAi1TF5i/8GzYDangLXEo0XT2EBsIaCay/snsULUC0qcnPmEBcRmBqpv3jqbeQKjwCwkqVlI UgsYmVYxiqSWFuem5xYb6RUn5haX5qXrJefnbmIExu+2Yz+37GBc+eqj3iFGJg7GQ4wSHMxK IrxuzBIpQrwpiZVVqUX58UWlOanFhxhNge6eyCwlmpwPTCB5JfGGZgamhiZmlgamlmbGSuK8 ngUdiUIC6YklqdmpqQWpRTB9TBycUg1M7Yfd/v7W55q/vP501as9vL2nzL9smMe87eXj/TlH E092Ppn8mDPq3cIlj61CVaun8R0yENb9Unfmvv7ve8G8PGUSh4XOu9pELJA+63j3Zp9K3I1e R7vS+06njteVdj4I5zrz+8sHH++r8659C57/RbKsoax2q/QP7SfGL5aevZbAvY/v7PGj/y0X lVtW9rFmc+zx8p3W//jy/G8REn5r1YPu/t2nJWzod0Er5lNmxfT7LN5XpmUExq99sWpBaP+m bSePShycV7y+/vqvTXbX9s/S+Rf78/vjlydOmbC5swWbTJ1rOOuV1o1L6hWvvJfe1ZRofDz5 HPts6fjy//6se7W6788NeFTz2rimMt0nvlGJpTgj0VCLuag4EQD9lYbvaAMAAA== X-CMS-MailID: 20230322135017eucas1p1350c6e130fa367263432fa35894bdf1e X-Msg-Generator: CA Content-Type: text/plain; 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Series |
remove page_endio()
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Commit Message
Pankaj Raghav
March 22, 2023, 1:50 p.m. UTC
Split the bi_end_io handler for reads and writes similar to other aops.
This is a prep patch before we convert end_io handlers to use folios.
Suggested-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Pankaj Raghav <p.raghav@samsung.com>
---
fs/mpage.c | 24 +++++++++++++++++++++---
1 file changed, 21 insertions(+), 3 deletions(-)
diff --git a/fs/mpage.c b/fs/mpage.c index 22b9de5ddd68..3a545bf0f184 100644 --- a/fs/mpage.c +++ b/fs/mpage.c @@ -43,14 +43,28 @@ * status of that page is hard. See end_buffer_async_read() for the details. * There is no point in duplicating all that complexity. */ -static void mpage_end_io(struct bio *bio) +static void mpage_read_end_io(struct bio *bio) { struct bio_vec *bv; struct bvec_iter_all iter_all; bio_for_each_segment_all(bv, bio, iter_all) { struct page *page = bv->bv_page; - page_endio(page, bio_op(bio), + page_endio(page, REQ_OP_READ, + blk_status_to_errno(bio->bi_status)); + } + + bio_put(bio); +} + +static void mpage_write_end_io(struct bio *bio) +{ + struct bio_vec *bv; + struct bvec_iter_all iter_all; + + bio_for_each_segment_all(bv, bio, iter_all) { + struct page *page = bv->bv_page; + page_endio(page, REQ_OP_WRITE, blk_status_to_errno(bio->bi_status)); } @@ -59,7 +73,11 @@ static void mpage_end_io(struct bio *bio) static struct bio *mpage_bio_submit(struct bio *bio) { - bio->bi_end_io = mpage_end_io; + if (op_is_write(bio_op(bio))) + bio->bi_end_io = mpage_write_end_io; + else + bio->bi_end_io = mpage_read_end_io; + guard_bio_eod(bio); submit_bio(bio); return NULL;