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Aivazian" , David Sterba , OGAWA Hirofumi , Muchun Song , Oscar Salvador , David Hildenbrand , linux-mm@kvack.org, linux-aio@kvack.org, Benjamin LaHaise , Jan Kara Subject: [PATCH 28/32] minix: Track metadata bhs in fs-private inode part Date: Tue, 3 Mar 2026 11:34:17 +0100 Message-ID: <20260303103406.4355-60-jack@suse.cz> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260303101717.27224-1-jack@suse.cz> References: <20260303101717.27224-1-jack@suse.cz> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2840; i=jack@suse.cz; h=from:subject; bh=w1z6jnxF8yDzKQW95qXVLGcI3yol4PvG2FoQtSuAD3M=; b=owEBbQGS/pANAwAIAZydqgc/ZEDZAcsmYgBpprk2v2FfAPa1w9f7A49GkDXcSeq/sH/iUnnvR jcCiWxatWiJATMEAAEIAB0WIQSrWdEr1p4yirVVKBycnaoHP2RA2QUCaaa5NgAKCRCcnaoHP2RA 2fMjCAC2dbhicKhyynE4JWWF61bmiCpPMpGAK4sf7cvJyVAxew2gXZFeKUCnksLJWiqIa2IcejS wrjZW+nVCA9RMis6u/+vQ9JVCdCcKDwwmlD2EBfj7TNmerBc9slRwdKESJrpOMXCh54ge6J8m2a chM5bCBeenSjKH+a6BpbBFoQIQNvG8xsu8m7q/S66uGG7MyXYxHTudyjoxrGO0huJ13UQd9jaZl DGhwTyyFI+fZZ7Mctuvij+ZdwlaUXK6CGjJTuZwE9yTjDpRNw6y5tl6HCayh8XW5NKwonRXfsM1 AMX68dkZN5OALYJfmcyZLrQ3/8X52nXd7TZwuSOb9+ZZVkRG X-Developer-Key: i=jack@suse.cz; a=openpgp; fpr=93C6099A142276A28BBE35D815BC833443038D8C Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: E6F8A4000B X-Stat-Signature: arkgbn1ey1sb8tgujncbjexpzas6h1uq X-Rspam-User: X-Rspamd-Server: rspam06 X-HE-Tag: 1772534183-47043 X-HE-Meta: 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 defrcGGD zIKbTCLU3zc/PhXnzS3EsoQsXrywegyKHCRqAhJz+1m12nNVOVCTXioZmwBDP1beZa57YLvq13rOHHZAC419HZ61T/PyN02+iSb3iOoeKIba3qiWhyO7BgGRhXIpbB+yRY/2ccFsMueQPEeu2FD5LZ/PFWsUMcO/wEAmmLPBwcIq++C1mvpbBcDgADYZ6gnu4WCJchKRPbiNfirn6ak72jLspuv5q8OMok4XN6uHfNLcTC+jNfPuEsa5NACbya8jZqFXd/lt4kT/7aY5YO8E42BmQnv+pImwQLtASgQ9gGVoyzjYJvTicLsekeA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Track metadata bhs for an inode in fs-private part of the inode. Signed-off-by: Jan Kara --- fs/minix/file.c | 1 + fs/minix/inode.c | 8 ++++++++ fs/minix/minix.h | 2 ++ fs/minix/namei.c | 1 + 4 files changed, 12 insertions(+) diff --git a/fs/minix/file.c b/fs/minix/file.c index dca7ac71f049..b3abe380634a 100644 --- a/fs/minix/file.c +++ b/fs/minix/file.c @@ -50,4 +50,5 @@ static int minix_setattr(struct mnt_idmap *idmap, const struct inode_operations minix_file_inode_operations = { .setattr = minix_setattr, .getattr = minix_getattr, + .get_metadata_bhs = minix_get_metadata_bhs, }; diff --git a/fs/minix/inode.c b/fs/minix/inode.c index ab7c06efb139..20abbe21a632 100644 --- a/fs/minix/inode.c +++ b/fs/minix/inode.c @@ -85,6 +85,8 @@ static struct inode *minix_alloc_inode(struct super_block *sb) ei = alloc_inode_sb(sb, minix_inode_cachep, GFP_KERNEL); if (!ei) return NULL; + mmb_init(&ei->i_metadata_bhs); + return &ei->vfs_inode; } @@ -122,6 +124,11 @@ static void destroy_inodecache(void) kmem_cache_destroy(minix_inode_cachep); } +struct mapping_metadata_bhs *minix_get_metadata_bhs(struct inode *inode) +{ + return &minix_i(inode)->i_metadata_bhs; +} + static const struct super_operations minix_sops = { .alloc_inode = minix_alloc_inode, .free_inode = minix_free_in_core_inode, @@ -502,6 +509,7 @@ static const struct address_space_operations minix_aops = { static const struct inode_operations minix_symlink_inode_operations = { .get_link = page_get_link, .getattr = minix_getattr, + .get_metadata_bhs = minix_get_metadata_bhs, }; void minix_set_inode(struct inode *inode, dev_t rdev) diff --git a/fs/minix/minix.h b/fs/minix/minix.h index 7e1f652f16d3..38981a30ac99 100644 --- a/fs/minix/minix.h +++ b/fs/minix/minix.h @@ -19,6 +19,7 @@ struct minix_inode_info { __u16 i1_data[16]; __u32 i2_data[16]; } u; + struct mapping_metadata_bhs i_metadata_bhs; struct inode vfs_inode; }; @@ -57,6 +58,7 @@ unsigned long minix_count_free_blocks(struct super_block *sb); int minix_getattr(struct mnt_idmap *, const struct path *, struct kstat *, u32, unsigned int); int minix_prepare_chunk(struct folio *folio, loff_t pos, unsigned len); +struct mapping_metadata_bhs *minix_get_metadata_bhs(struct inode *inode); extern void V1_minix_truncate(struct inode *); extern void V2_minix_truncate(struct inode *); diff --git a/fs/minix/namei.c b/fs/minix/namei.c index 263e4ba8b1c8..e31e84a677eb 100644 --- a/fs/minix/namei.c +++ b/fs/minix/namei.c @@ -288,4 +288,5 @@ const struct inode_operations minix_dir_inode_operations = { .rename = minix_rename, .getattr = minix_getattr, .tmpfile = minix_tmpfile, + .get_metadata_bhs = minix_get_metadata_bhs, }; -- 2.51.0