From: Kent Overstreet <kent.overstreet@linux.dev>
To: linux-bcachefs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Kent Overstreet <kent.overstreet@gmail.com>,
Kent Overstreet <kent.overstreet@linux.dev>,
Jens Axboe <axboe@kernel.dk>,
linux-block@vger.kernel.org
Subject: [PATCH 06/20] block: Bring back zero_fill_bio_iter
Date: Wed, 12 Jul 2023 17:11:01 -0400 [thread overview]
Message-ID: <20230712211115.2174650-7-kent.overstreet@linux.dev> (raw)
In-Reply-To: <20230712211115.2174650-1-kent.overstreet@linux.dev>
From: Kent Overstreet <kent.overstreet@gmail.com>
This reverts 6f822e1b5d9dda3d20e87365de138046e3baa03a - this helper is
used by bcachefs.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: linux-block@vger.kernel.org
---
block/bio.c | 6 +++---
include/linux/bio.h | 7 ++++++-
2 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/block/bio.c b/block/bio.c
index e74a04ea14..70b5c987bc 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -606,15 +606,15 @@ struct bio *bio_kmalloc(unsigned short nr_vecs, gfp_t gfp_mask)
}
EXPORT_SYMBOL(bio_kmalloc);
-void zero_fill_bio(struct bio *bio)
+void zero_fill_bio_iter(struct bio *bio, struct bvec_iter start)
{
struct bio_vec bv;
struct bvec_iter iter;
- bio_for_each_segment(bv, bio, iter)
+ __bio_for_each_segment(bv, bio, iter, start)
memzero_bvec(&bv);
}
-EXPORT_SYMBOL(zero_fill_bio);
+EXPORT_SYMBOL(zero_fill_bio_iter);
/**
* bio_truncate - truncate the bio to small size of @new_size
diff --git a/include/linux/bio.h b/include/linux/bio.h
index b3e7529ff5..f2620f8d18 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -484,7 +484,12 @@ extern void bio_copy_data_iter(struct bio *dst, struct bvec_iter *dst_iter,
extern void bio_copy_data(struct bio *dst, struct bio *src);
extern void bio_free_pages(struct bio *bio);
void guard_bio_eod(struct bio *bio);
-void zero_fill_bio(struct bio *bio);
+void zero_fill_bio_iter(struct bio *bio, struct bvec_iter iter);
+
+static inline void zero_fill_bio(struct bio *bio)
+{
+ zero_fill_bio_iter(bio, bio->bi_iter);
+}
static inline void bio_release_pages(struct bio *bio, bool mark_dirty)
{
--
2.40.1
next prev parent reply other threads:[~2023-07-12 21:12 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-12 21:10 [PATCH 00/20] bcachefs prereqs patch series Kent Overstreet
2023-07-12 21:10 ` [PATCH 01/20] sched: Add task_struct->faults_disabled_mapping Kent Overstreet
2023-07-12 21:10 ` [PATCH 02/20] fs: factor out d_mark_tmpfile() Kent Overstreet
2023-07-12 21:10 ` [PATCH 03/20] iov_iter: Handle compound highmem pages in copy_page_from_iter_atomic() Kent Overstreet
2023-07-12 21:10 ` [PATCH 04/20] block: Add some exports for bcachefs Kent Overstreet
2023-07-24 17:31 ` Christoph Hellwig
2023-07-25 3:00 ` Kent Overstreet
2023-07-26 13:20 ` Christoph Hellwig
2023-08-01 18:59 ` Kent Overstreet
2023-07-25 2:59 ` Matthew Wilcox
2023-07-12 21:11 ` [PATCH 05/20] block: Allow bio_iov_iter_get_pages() with bio->bi_bdev unset Kent Overstreet
2023-07-24 17:34 ` Christoph Hellwig
2023-07-25 2:43 ` Kent Overstreet
2023-07-26 13:23 ` Christoph Hellwig
2023-08-01 19:04 ` Kent Overstreet
2023-08-02 11:47 ` Christoph Hellwig
2023-08-02 16:44 ` Kent Overstreet
2023-07-12 21:11 ` Kent Overstreet [this message]
2023-07-24 17:35 ` [PATCH 06/20] block: Bring back zero_fill_bio_iter Christoph Hellwig
2023-07-25 2:45 ` Kent Overstreet
2023-07-26 13:21 ` Christoph Hellwig
2023-08-01 19:05 ` Kent Overstreet
2023-07-12 21:11 ` [PATCH 07/20] block: Don't block on s_umount from __invalidate_super() Kent Overstreet
2023-07-12 21:11 ` [PATCH 08/20] stacktrace: Export stack_trace_save_tsk Kent Overstreet
2023-07-12 21:11 ` [PATCH 09/20] lib/string_helpers: string_get_size() now returns characters wrote Kent Overstreet
2023-07-12 21:11 ` [PATCH 10/20] lib: Export errname Kent Overstreet
2023-07-13 7:10 ` Eric Biggers
2023-07-12 21:11 ` [PATCH 11/20] locking/osq: Export osq_(lock|unlock) Kent Overstreet
2023-08-02 20:16 ` Waiman Long
2023-08-02 20:44 ` Kent Overstreet
2023-08-02 21:09 ` Waiman Long
2023-08-02 21:42 ` Kent Overstreet
2023-10-10 8:09 ` [NAK] " Ingo Molnar
2023-10-18 21:04 ` Kent Overstreet
2023-07-12 21:11 ` [PATCH 12/20] bcache: move closures to lib/ Kent Overstreet
2023-07-13 3:21 ` Randy Dunlap
2023-07-13 3:52 ` Kent Overstreet
2023-07-12 21:11 ` [PATCH 13/20] MAINTAINERS: Add entry for closures Kent Overstreet
2023-07-12 21:11 ` [PATCH 14/20] closures: closure_wait_event() Kent Overstreet
2023-07-12 21:11 ` [PATCH 15/20] closures: closure_nr_remaining() Kent Overstreet
2023-07-12 21:11 ` [PATCH 16/20] closures: Add a missing include Kent Overstreet
2023-07-12 21:11 ` [PATCH 17/20] MAINTAINERS: Add entry for generic-radix-tree Kent Overstreet
2023-07-12 21:11 ` [PATCH 18/20] lib/generic-radix-tree.c: Don't overflow in peek() Kent Overstreet
2023-07-12 21:11 ` [PATCH 19/20] lib/generic-radix-tree.c: Add a missing include Kent Overstreet
2023-07-25 3:04 ` Matthew Wilcox
2023-07-25 3:36 ` Kent Overstreet
2023-07-12 21:11 ` [PATCH 20/20] lib/generic-radix-tree.c: Add peek_prev() Kent Overstreet
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