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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 24/32] affs: Track metadata bhs in fs-private inode part Date: Tue, 3 Mar 2026 11:34:13 +0100 Message-ID: <20260303103406.4355-56-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=3003; i=jack@suse.cz; h=from:subject; bh=pZUzO0hnYx3VPJNnxZXYMMaUnllZ7MJ4fz1iv846qsk=; b=owEBbQGS/pANAwAIAZydqgc/ZEDZAcsmYgBpprkyNW9q1c7xYSgZn5R/jEDels33OBe2mcj/w GfHrPofXM2JATMEAAEIAB0WIQSrWdEr1p4yirVVKBycnaoHP2RA2QUCaaa5MgAKCRCcnaoHP2RA 2QoGCAC1AqDmWxxwwJdmiEx1bMe1FArDA6tiehKcVHlgsDBx3Fz41skGykdLU5YmWoSsd/pHj3y 7ZRLFv21HDZlEidUx6K9vttxWDGYtNDxXYXqy+DycdDCIqJo+Zov6G+KaNPYnIU8UN44gbENKI8 03QsRQ0hylu9yaElKwqK05RduYivxRfFvtANJ/LMsf5ZyFWrrqnsjxrYsrig0qhXK/LdE6PV4TR zxKWLbRAEhCWOoobEPQf6zWouv511Q1vOCzCFAuWvAQ0vAAtLTYP7hsne8WP0s6gZQMfLvEuZ3s XSEJrSo6ld0J/TDNkpjKdRLSwTwHMc13U8BzGNFWTDV7rGbQ X-Developer-Key: i=jack@suse.cz; a=openpgp; fpr=93C6099A142276A28BBE35D815BC833443038D8C Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 645BD1C0008 X-Rspamd-Server: rspam07 X-Stat-Signature: tqih6ci8xrjon3asxmqyjjghdczmb9cp X-Rspam-User: X-HE-Tag: 1772534145-678179 X-HE-Meta: U2FsdGVkX19qWbaG0weSETehXGH6apsRXgsqAZ3PHLFzhL/cE3l6JhWEc+LcXjCmugRQNlEi5za3mWAAZT4KZr8D3gt2hoOovHCmfUTKjISGGoT8eKyIuih7phjjojCIjqsBLgqISWTPrafKpXAbcsA3e8sx4vha+cpIPL3rKPlNqzi7Uoc82BU5m3qXtysuVysbsH3UWSMp2l08qgmXkDvOPkFcGSkswUb4E3+mNwtCo2OxF2Qb8Qtmt3alxEUjPAYZvs6dL9LFbGpB4guftxohA+Wfrjpgh1nKPz90AID8uucZjR9LQZAohnUJomc6wmlo9ao758kjBhWknvLX7c8kTZq0WtZajQFl3zT+7eYEax9YGLo5iEYqFBSrVv33SZ3UwOibyTpI8sNVjFrCrZD9wTHmfL52+PL6Fs5md4THYfeXPIMsum79Li95m1ioHfpVFoNohyUrKj5EYWVXUoDdJm8sZjf5cf0BSQoX1d7ZyImk/f5O/IJSPeJmW1Qq65sUNBwh4TRVRgkidd78BOnIZAzUVNmCpfBLziSKiykfch60nJi55e1tKlRIrQS15GylH4kNfuaHpnHNtmy8ISULDBivmk7Ws3GKFhfRXD2bXFKlU7sGtVI7RmA9Ta2sSt3awCuqidjopzbFF+ab2kfl2a7rEy1GIBYNgLyWwwnZ9Y2x2jileaCk0x40PjNobA7Sv4O23WQSn/8IKd2TBps6rughFx6ovZ7milxVM7eiH3U63nRzxBs914v9vzB2KJnsuVxdPAIVplt3UnU2uSyuxOawL/ipfIRZbQkHjOpzHQKDU7mQrknpKg2DvXcuwOcgZiennrZ5bfiWnn6YkP6xQ0r07kSYmD3xBVdidH2i+GYei6FPJkPuEiraQsjRBZSH5zWc1tKqLRJDxeG0zu/EyzZ8UP3kwTb8Rn/EkZOWXqgjQtR3dGV4hLfHG7ioHH4XvBJqi8BXpHqG70z jPnY6exe 70dgoAEXeruSddiH64Zo6DprWV1VKr3AsIyw4mDEs5vSTK7UlpSaCrnTMOrg2EavCXI7oG4fyN6I9IUFUFNUDoPRW4PiUTHF/bdm7Xz8X/61HxZILgdD9lY+cKD9Gv9mczF3+XsDamt2nx5azGK4fGSfY/hePck7srLpdyXdcfMnVeoT5E58osz/IwounmdWTI+TnILqhba/q0N5K3EU6PnmIPZV+/Ca/lSdSrbdR/+QVnu8qkUYpXiUYbxJP5X/zUUX2sg2JFlnaNPB3xlAOrv7ndDGcFZw9WU8qsQg3cbJJH2+hDJe7nJMHvg== 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/affs/affs.h | 2 ++ fs/affs/dir.c | 1 + fs/affs/file.c | 1 + fs/affs/super.c | 6 ++++++ fs/affs/symlink.c | 1 + 5 files changed, 11 insertions(+) diff --git a/fs/affs/affs.h b/fs/affs/affs.h index ac4e9a02910b..a1eb400e1018 100644 --- a/fs/affs/affs.h +++ b/fs/affs/affs.h @@ -44,6 +44,7 @@ struct affs_inode_info { struct mutex i_link_lock; /* Protects internal inode access. */ struct mutex i_ext_lock; /* Protects internal inode access. */ #define i_hash_lock i_ext_lock + struct mapping_metadata_bhs i_metadata_bhs; u32 i_blkcnt; /* block count */ u32 i_extcnt; /* extended block count */ u32 *i_lc; /* linear cache of extended blocks */ @@ -151,6 +152,7 @@ extern bool affs_nofilenametruncate(const struct dentry *dentry); extern int affs_check_name(const unsigned char *name, int len, bool notruncate); extern int affs_copy_name(unsigned char *bstr, struct dentry *dentry); +struct mapping_metadata_bhs *affs_get_metadata_bhs(struct inode *inode); /* bitmap. c */ diff --git a/fs/affs/dir.c b/fs/affs/dir.c index 5c8d83387a39..6b0314c84972 100644 --- a/fs/affs/dir.c +++ b/fs/affs/dir.c @@ -72,6 +72,7 @@ const struct inode_operations affs_dir_inode_operations = { .rmdir = affs_rmdir, .rename = affs_rename2, .setattr = affs_notify_change, + .get_metadata_bhs = affs_get_metadata_bhs, }; static int diff --git a/fs/affs/file.c b/fs/affs/file.c index 6c9258359ddb..4dbd9351eea0 100644 --- a/fs/affs/file.c +++ b/fs/affs/file.c @@ -1014,4 +1014,5 @@ const struct file_operations affs_file_operations = { const struct inode_operations affs_file_inode_operations = { .setattr = affs_notify_change, + .get_metadata_bhs = affs_get_metadata_bhs, }; diff --git a/fs/affs/super.c b/fs/affs/super.c index 8451647f3fea..dff272df0636 100644 --- a/fs/affs/super.c +++ b/fs/affs/super.c @@ -108,6 +108,7 @@ static struct inode *affs_alloc_inode(struct super_block *sb) i->i_lc = NULL; i->i_ext_bh = NULL; i->i_pa_cnt = 0; + mmb_init(&i->i_metadata_bhs); return &i->vfs_inode; } @@ -147,6 +148,11 @@ static void destroy_inodecache(void) kmem_cache_destroy(affs_inode_cachep); } +struct mapping_metadata_bhs *affs_get_metadata_bhs(struct inode *inode) +{ + return &AFFS_I(inode)->i_metadata_bhs; +} + static const struct super_operations affs_sops = { .alloc_inode = affs_alloc_inode, .free_inode = affs_free_inode, diff --git a/fs/affs/symlink.c b/fs/affs/symlink.c index 094aec8d17b8..68fa091bd377 100644 --- a/fs/affs/symlink.c +++ b/fs/affs/symlink.c @@ -72,4 +72,5 @@ const struct address_space_operations affs_symlink_aops = { const struct inode_operations affs_symlink_inode_operations = { .get_link = page_get_link, .setattr = affs_notify_change, + .get_metadata_bhs = affs_get_metadata_bhs, }; -- 2.51.0