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b=fu31I0C1mcdk48lMcGV6EtvSTJtTvS7viT/oyZx3ky95KhA1IgSibc8Tcjmzk5uog JhOfSN0w8eh5Z08O9hxA03062iTTRyFy4/ENNq/6sLAeHiEPsDHmsbAIgQEI0IjWpV T/St+kEHBMhdyyRL/SqavuasePDHiTIF3g2iGd/j+IqyY/GUdWdAZidh6pKv4L+QqD OMgBs/gdxX2ELQ7SDfAgshPh0CFXbDJQc4/Tduuex3ApWZoagP4zA/NahKjB8yVq/x z2ul5X5032MbJsxbTe9zc46WwFLwjcxopwaev5EqdvJLAaXHPOxDwVojVBE/xr7G9f 0k+rR/8yf65yA== From: Jeff Layton Date: Thu, 15 Jan 2026 12:47:34 -0500 Subject: [PATCH 03/29] ext4: add EXPORT_OP_STABLE_HANDLES flag to export operations MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260115-exportfs-nfsd-v1-3-8e80160e3c0c@kernel.org> References: <20260115-exportfs-nfsd-v1-0-8e80160e3c0c@kernel.org> In-Reply-To: <20260115-exportfs-nfsd-v1-0-8e80160e3c0c@kernel.org> To: Christian Brauner , Alexander Viro , Chuck Lever , NeilBrown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Amir Goldstein , Hugh Dickins , Baolin Wang , Andrew Morton , Theodore Ts'o , Andreas Dilger , Jan Kara , Gao Xiang , Chao Yu , Yue Hu , Jeffle Xu , Sandeep Dhavale , Hongbo Li , Chunhai Guo , Carlos Maiolino , Ilya Dryomov , Alex Markuze , Viacheslav Dubeyko , Chris Mason , David Sterba , Luis de Bethencourt , Salah Triki , Phillip Lougher , Steve French , Paulo Alcantara , Ronnie Sahlberg , Shyam Prasad N , Bharath SM , Miklos Szeredi , Mike Marshall , Martin Brandenburg , Mark Fasheh , Joel Becker , Joseph Qi , Konstantin Komarov , Ryusuke Konishi , Trond Myklebust , Anna Schumaker , Dave Kleikamp , David Woodhouse , Richard Weinberger , Jan Kara , Andreas Gruenbacher , OGAWA Hirofumi , Jaegeuk Kim Cc: Christoph Hellwig , linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-ext4@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-xfs@vger.kernel.org, ceph-devel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-unionfs@vger.kernel.org, devel@lists.orangefs.org, ocfs2-devel@lists.linux.dev, ntfs3@lists.linux.dev, linux-nilfs@vger.kernel.org, jfs-discussion@lists.sourceforge.net, linux-mtd@lists.infradead.org, gfs2@lists.linux.dev, linux-f2fs-devel@lists.sourceforge.net, Jeff Layton X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; 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a=openpgp; fpr=4BC0D7B24471B2A184EAF5D3000E684119568215 X-Stat-Signature: ejzbcartbrsmnrdadzf468yge67oh39g X-Rspamd-Queue-Id: 0E0C718000E X-Rspam-User: X-Rspamd-Server: rspam02 X-HE-Tag: 1768499302-815312 X-HE-Meta: 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 UXxQHc6G 4pPoN0GckQ5Lzmje2t5RvNJZI16IlrZ9XAJtt19nlVqSZ0Ke5vQwEvuwqYZ3DSmzDi98X/hQSUrsL0+AgvN31s7PdnhYKVsb9TB3Hhi315UGKQugdmXvG+pBi+KVNSbknQpebJcuKOCeJkfDFfo8L9ikcrO55098qK8UaNJ7YUfG4toIeLIIIOj4NgjoX6iHwxVG3JNoHziaH8DKP0f8IeuaSl+qZd1HVXJGj9hp/JoKc+eGx8sw0h/PzQyXxJdZ6c0eWIE/lBaUrFtpgaI0DxhcRo6wZ6O7LT2gLA8uvAH/AwHklM3JlfzKTotrnj9Yo+6osmM+4lEeTQOHjsLCyloa+FBBSALiSq8jypxrS0C/aO29gaj07tdMrxCLZEhkN145Z792gnPl51rU= 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: Add the EXPORT_OP_STABLE_HANDLES flag to ext4 export operations to indicate that this filesystem can be exported via NFS. Signed-off-by: Jeff Layton --- fs/ext4/super.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 87205660c5d026c3a73a64788757c288a03eaa5f..09b4c4bb8e559da087ec957de3115e4f7d450923 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1651,6 +1651,7 @@ static const struct export_operations ext4_export_ops = { .fh_to_parent = ext4_fh_to_parent, .get_parent = ext4_get_parent, .commit_metadata = ext4_nfs_commit_metadata, + .flags = EXPORT_OP_STABLE_HANDLES, }; enum { -- 2.52.0