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Tue, 14 Oct 2025 12:11:13 +0000 (GMT) From: Kundan Kumar To: jaegeuk@kernel.org, chao@kernel.org, viro@zeniv.linux.org.uk, brauner@kernel.org, jack@suse.cz, miklos@szeredi.hu, agruenba@redhat.com, trondmy@kernel.org, anna@kernel.org, akpm@linux-foundation.org, willy@infradead.org, mcgrof@kernel.org, clm@meta.com, david@fromorbit.com, amir73il@gmail.com, axboe@kernel.dk, hch@lst.de, ritesh.list@gmail.com, djwong@kernel.org, dave@stgolabs.net, wangyufei@vivo.com Cc: linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, gfs2@lists.linux.dev, linux-nfs@vger.kernel.org, linux-mm@kvack.org, gost.dev@samsung.com, kundan.kumar@samsung.com, anuj20.g@samsung.com, vishak.g@samsung.com, joshi.k@samsung.com Subject: [PATCH v2 12/16] nfs: add support in nfs to handle multiple writeback contexts Date: Tue, 14 Oct 2025 17:38:41 +0530 Message-Id: <20251014120845.2361-13-kundan.kumar@samsung.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20251014120845.2361-1-kundan.kumar@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CMS-MailID: 20251014121117epcas5p3f095fc3e8c279700c7256e07cd780c5f X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" CMS-TYPE: 105P cpgsPolicy: CPGSC10-542,Y X-CFilter-Loop: Reflected X-CMS-RootMailID: 20251014121117epcas5p3f095fc3e8c279700c7256e07cd780c5f References: <20251014120845.2361-1-kundan.kumar@samsung.com> X-Rspamd-Queue-Id: 2F99880010 X-Rspamd-Server: rspam11 X-Rspam-User: X-Stat-Signature: ptakdpdnhujqnkdko8skfrhy9epoo7cc X-HE-Tag: 1760443881-270443 X-HE-Meta: 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 SRp0jPjw KrjQb9/lc5Qtkc99vcHpWMqv5IVkguUVcyYuHkYQ8xiwPTHu6iGAwJnXJ0XVEd5lZGy25Q5+eJKJ4Lc3yglvo41w0fWMMyhbcQBEkOwiMfnOykUttPYlhsvoRrLsCfRHQUR1uy2UgLO/KZfRu22EwPJN0pXFFXh+GQrEuwX0r7POAGDXTIx0zRR3KZqqkosIosQdt X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Fetch writeback context to which an inode is affined. Use it to perform writeback related operations. Signed-off-by: Kundan Kumar Signed-off-by: Anuj Gupta --- fs/nfs/internal.h | 3 +-- fs/nfs/write.c | 3 +-- 2 files changed, 2 insertions(+), 4 deletions(-) diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index 5b3c84104b5b..99eb6a5d5d01 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -857,8 +857,7 @@ static inline void nfs_folio_mark_unstable(struct folio *folio, * writeback is happening on the server now. */ node_stat_mod_folio(folio, NR_WRITEBACK, nr); - wb_stat_mod(&inode_to_bdi(inode)->wb_ctx[0]->wb, - WB_WRITEBACK, nr); + bdi_wb_stat_mod(inode, nr); __mark_inode_dirty(inode, I_DIRTY_DATASYNC); } } diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 4317b93bc2af..0fe6ae84c4a2 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -868,8 +868,7 @@ static void nfs_folio_clear_commit(struct folio *folio) struct inode *inode = folio->mapping->host; node_stat_mod_folio(folio, NR_WRITEBACK, -nr); - wb_stat_mod(&inode_to_bdi(inode)->wb_ctx[0]->wb, - WB_WRITEBACK, -nr); + bdi_wb_stat_mod(inode, -nr); } } -- 2.25.1