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authorJakub Kicinski <kuba@kernel.org>2023-10-26 13:42:19 -0700
committerJakub Kicinski <kuba@kernel.org>2023-10-26 13:46:28 -0700
commitec4c20ca09831ddba8fac10a7d82a9902e96e717 (patch)
treee356e6fe760bebff03330bf6f21f0823b87854bd /fs/iomap/buffered-io.c
parentef113733c288eccadc105579b8e8c1bfdcc09ad1 (diff)
parentc17cda15cc86e65e9725641daddcd7a63cc9ad01 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. Conflicts: net/mac80211/rx.c 91535613b609 ("wifi: mac80211: don't drop all unprotected public action frames") 6c02fab72429 ("wifi: mac80211: split ieee80211_drop_unencrypted_mgmt() return value") Adjacent changes: drivers/net/ethernet/apm/xgene/xgene_enet_main.c 61471264c018 ("net: ethernet: apm: Convert to platform remove callback returning void") d2ca43f30611 ("net: xgene: Fix unused xgene_enet_of_match warning for !CONFIG_OF") net/vmw_vsock/virtio_transport.c 64c99d2d6ada ("vsock/virtio: support to send non-linear skb") 53b08c498515 ("vsock/virtio: initialize the_virtio_vsock before using VQs") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'fs/iomap/buffered-io.c')
-rw-r--r--fs/iomap/buffered-io.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 5db54ca29a35..2bc0aa23fde3 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -881,8 +881,10 @@ static loff_t iomap_write_iter(struct iomap_iter *iter, struct iov_iter *i)
size_t bytes; /* Bytes to write to folio */
size_t copied; /* Bytes copied from user */
+ bytes = iov_iter_count(i);
+retry:
offset = pos & (chunk - 1);
- bytes = min(chunk - offset, iov_iter_count(i));
+ bytes = min(chunk - offset, bytes);
status = balance_dirty_pages_ratelimited_flags(mapping,
bdp_flags);
if (unlikely(status))
@@ -933,10 +935,12 @@ static loff_t iomap_write_iter(struct iomap_iter *iter, struct iov_iter *i)
* halfway through, might be a race with munmap,
* might be severe memory pressure.
*/
- if (copied)
- bytes = copied;
if (chunk > PAGE_SIZE)
chunk /= 2;
+ if (copied) {
+ bytes = copied;
+ goto retry;
+ }
} else {
pos += status;
written += status;