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authorJakub Kicinski <kuba@kernel.org>2025-06-12 10:08:24 -0700
committerJakub Kicinski <kuba@kernel.org>2025-08-29 11:48:01 -0700
commitd23ad54de795ec0054f90ecb03b41e8f2c410f3a (patch)
tree93ee9c1bfac4b54c567cc613039d4898cac04871 /fs/nfs/write.c
parent29828b81a46a3ae55ebc053fce512219172560ba (diff)
parent9c736ace0666efe68efd53fcdfa2c6653c3e0e72 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.17-rc4). No conflicts. Adjacent changes: drivers/net/ethernet/intel/idpf/idpf_txrx.c 02614eee26fb ("idpf: do not linearize big TSO packets") 6c4e68480238 ("idpf: remove obsolete stashing code") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'fs/nfs/write.c')
-rw-r--r--fs/nfs/write.c29
1 files changed, 10 insertions, 19 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index fa5c41d0989a..8b7c04737967 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -153,20 +153,10 @@ nfs_page_set_inode_ref(struct nfs_page *req, struct inode *inode)
}
}
-static int
-nfs_cancel_remove_inode(struct nfs_page *req, struct inode *inode)
+static void nfs_cancel_remove_inode(struct nfs_page *req, struct inode *inode)
{
- int ret;
-
- if (!test_bit(PG_REMOVE, &req->wb_flags))
- return 0;
- ret = nfs_page_group_lock(req);
- if (ret)
- return ret;
if (test_and_clear_bit(PG_REMOVE, &req->wb_flags))
nfs_page_set_inode_ref(req, inode);
- nfs_page_group_unlock(req);
- return 0;
}
/**
@@ -585,19 +575,18 @@ retry:
}
}
+ ret = nfs_page_group_lock(head);
+ if (ret < 0)
+ goto out_unlock;
+
/* Ensure that nobody removed the request before we locked it */
if (head != folio->private) {
+ nfs_page_group_unlock(head);
nfs_unlock_and_release_request(head);
goto retry;
}
- ret = nfs_cancel_remove_inode(head, inode);
- if (ret < 0)
- goto out_unlock;
-
- ret = nfs_page_group_lock(head);
- if (ret < 0)
- goto out_unlock;
+ nfs_cancel_remove_inode(head, inode);
/* lock each request in the page group */
for (subreq = head->wb_this_page;
@@ -786,7 +775,8 @@ static void nfs_inode_remove_request(struct nfs_page *req)
{
struct nfs_inode *nfsi = NFS_I(nfs_page_to_inode(req));
- if (nfs_page_group_sync_on_bit(req, PG_REMOVE)) {
+ nfs_page_group_lock(req);
+ if (nfs_page_group_sync_on_bit_locked(req, PG_REMOVE)) {
struct folio *folio = nfs_page_to_folio(req->wb_head);
struct address_space *mapping = folio->mapping;
@@ -798,6 +788,7 @@ static void nfs_inode_remove_request(struct nfs_page *req)
}
spin_unlock(&mapping->i_private_lock);
}
+ nfs_page_group_unlock(req);
if (test_and_clear_bit(PG_INODE_REF, &req->wb_flags)) {
atomic_long_dec(&nfsi->nrequests);