From patchwork Wed Jan 31 23:02:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 13540327 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A417B14A0BE; Wed, 31 Jan 2024 23:04:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706742299; cv=none; b=YV0nAXrgQxgIQq0H2ofCeGzB65wrQs9nv8RM9EdISh7GdZPh+q3szFUQ2e7hZNmcZlKrEl39XJhuKfzS+p+9bOy4MaKVqOtTjrXmQpKvk1jrU8sC6EC/R2EFr5x4sa0z/Nx+D3YKnR/jB6eYjPGz0mSKctR583x7eu3H/k+7Okg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706742299; c=relaxed/simple; bh=9RCebd38P+8Es8cmjl3RvgO2QHoUDVRrYNbrLjIgX10=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=sN9I+GZ64/S0/m4I1ui4CjiwSusqMMVeRbhPYO2FWJHOqN1VCqv/hveGrVe0eOJOwUmFacpM6Iru3Czg0pEFx7QkuXmgIqi3fs9zMBabQ2HauaJ+ufHY9PFpHBT/ID22hyw08lnMU9cXziAg5IcbFjdEV0F6S+Ftul66Z0/W8xQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EOh6aJ69; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="EOh6aJ69" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 66301C43601; Wed, 31 Jan 2024 23:04:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706742299; bh=9RCebd38P+8Es8cmjl3RvgO2QHoUDVRrYNbrLjIgX10=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=EOh6aJ69jvMgLYA6088c4owAZ0QP3wdxxVhH7lU9LkZryO5jH74ijcMdnUBG2TxVb 5G0hFlYfbMSLqDOpuWj+kXwxmohQvbHiDf7Qi0THH/PPduKV2h2h44y6T9K1a0U2RS /9jD6j1WLMCT9b+1A3nL/pzZNf1Q3w8NduCI7qG6Sj8U5LwgKEOyxXp04rhIWdvp/m Zh8K3cI9TvcMRkHq+pvXI8V5JEfD9PGgTYATEpch18RTMU7AVAB3rHfB1E2iWEzcd5 0DA4tgrCJKdmzH+VkeFUYs3VxHgYqCZtOxQr9ZADai0zISKfm/ND+6yfWYsm+8GEzY oJomkOq54CjdQ== From: Jeff Layton Date: Wed, 31 Jan 2024 18:02:22 -0500 Subject: [PATCH v3 41/47] nfs: adapt to breakup of struct file_lock Precedence: bulk X-Mailing-List: v9fs@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240131-flsplit-v3-41-c6129007ee8d@kernel.org> References: <20240131-flsplit-v3-0-c6129007ee8d@kernel.org> In-Reply-To: <20240131-flsplit-v3-0-c6129007ee8d@kernel.org> To: Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Chuck Lever , Alexander Viro , Christian Brauner , Jan Kara , Eric Van Hensbergen , Latchesar Ionkov , Dominique Martinet , Christian Schoenebeck , David Howells , Marc Dionne , Xiubo Li , Ilya Dryomov , Alexander Aring , David Teigland , Andreas Gruenbacher , Neil Brown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Trond Myklebust , Anna Schumaker , Mark Fasheh , Joel Becker , Joseph Qi , Steve French , Paulo Alcantara , Ronnie Sahlberg , Shyam Prasad N , Namjae Jeon , Sergey Senozhatsky , Miklos Szeredi Cc: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, v9fs@lists.linux.dev, linux-afs@lists.infradead.org, ceph-devel@vger.kernel.org, gfs2@lists.linux.dev, linux-nfs@vger.kernel.org, ocfs2-devel@lists.linux.dev, linux-cifs@vger.kernel.org, Jeff Layton X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=12477; i=jlayton@kernel.org; h=from:subject:message-id; bh=9RCebd38P+8Es8cmjl3RvgO2QHoUDVRrYNbrLjIgX10=; b=owEBbQKS/ZANAwAIAQAOaEEZVoIVAcsmYgBlutFzLWTAr4wtkrDrQiLE2t4BgvuoTIdcA29gj 6HF75TgsViJAjMEAAEIAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCZbrRcwAKCRAADmhBGVaC FZHOEADWeu+4u3JGvyVPbN3x19pWZtE4XF6xJOwj+Tkrfe3NQqmMu0e/oapCsXoxPRaywn1PvvK pSPjX8Zqvjl8lh0U9BcWTrdml/fmr52zWm7pOpKCqpt9KL6BaIsJz8zJMYW/OHYVrJx+vfwAU5L 1Y1CVGMJD72ezK9AWBVHAcw3nUWYWu65DUo3B5jjE8LECHr0F9mbLE/2MD8GcatFi5dkqY8XWmI 6zQK4KkOOWSe9O2+t0fTiYsBR6jat5S/nu8hJh+atejbW4Hku01XskJJ2d0iBRX4tjuvK3kwcJY 13zve2GzHWHQLLtq6/tdwDoEfL6S3yimu34soxTIF+y1fzn++K1QUjKUdIVN4I2CU+xwjQ+VmsV EDDEkp155EG59POoutBB+6z/xREjYbCIcuFKEQePZ0O2u0ZmMgsMayBl5K5GGq25BTaey+X5C8b AjeHmANEjANW+y5hM8DLvEKqPDwvG4qUgWXBr8c0rHF35V2/8VyD2yIyzb28+zr+ucJPnpdEDFv OwxpE4cg+T0cJBANuOb7LKqMYLQHbJCbLUcGwQO94CbIDo/OUqwXWzKE6eap/R+ousrJeGsvZZa mlxj5Eg6CyItD+3balH3ZL/gx8kIvhxyY8h51ZemZmoR18YFi/cPSCVpU8IKgIYp6Tz7CYEWGQC 1q2wXhFko3pchFg== X-Developer-Key: i=jlayton@kernel.org; a=openpgp; fpr=4BC0D7B24471B2A184EAF5D3000E684119568215 Most of the existing APIs have remained the same, but subsystems that access file_lock fields directly need to reach into struct file_lock_core now. Signed-off-by: Jeff Layton --- fs/nfs/delegation.c | 2 +- fs/nfs/file.c | 19 +++++++++---------- fs/nfs/nfs3proc.c | 2 +- fs/nfs/nfs4_fs.h | 1 - fs/nfs/nfs4proc.c | 33 ++++++++++++++++++--------------- fs/nfs/nfs4state.c | 4 ++-- fs/nfs/nfs4trace.h | 4 ++-- fs/nfs/nfs4xdr.c | 6 +++--- fs/nfs/write.c | 5 ++--- 9 files changed, 38 insertions(+), 38 deletions(-) diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index ca6985001466..d4a42ce0c7e3 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -157,7 +157,7 @@ static int nfs_delegation_claim_locks(struct nfs4_state *state, const nfs4_state spin_lock(&flctx->flc_lock); restart: for_each_file_lock(fl, list) { - if (nfs_file_open_context(fl->fl_file)->state != state) + if (nfs_file_open_context(fl->c.flc_file)->state != state) continue; spin_unlock(&flctx->flc_lock); status = nfs4_lock_delegation_recall(fl, state, stateid); diff --git a/fs/nfs/file.c b/fs/nfs/file.c index 0b6691e64d27..407c6e15afe2 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -31,7 +31,6 @@ #include #include -#define _NEED_FILE_LOCK_FIELD_MACROS #include #include "delegation.h" @@ -721,15 +720,15 @@ do_getlk(struct file *filp, int cmd, struct file_lock *fl, int is_local) { struct inode *inode = filp->f_mapping->host; int status = 0; - unsigned int saved_type = fl->fl_type; + unsigned int saved_type = fl->c.flc_type; /* Try local locking first */ posix_test_lock(filp, fl); - if (fl->fl_type != F_UNLCK) { + if (fl->c.flc_type != F_UNLCK) { /* found a conflict */ goto out; } - fl->fl_type = saved_type; + fl->c.flc_type = saved_type; if (NFS_PROTO(inode)->have_delegation(inode, FMODE_READ)) goto out_noconflict; @@ -741,7 +740,7 @@ do_getlk(struct file *filp, int cmd, struct file_lock *fl, int is_local) out: return status; out_noconflict: - fl->fl_type = F_UNLCK; + fl->c.flc_type = F_UNLCK; goto out; } @@ -766,7 +765,7 @@ do_unlk(struct file *filp, int cmd, struct file_lock *fl, int is_local) * If we're signalled while cleaning up locks on process exit, we * still need to complete the unlock. */ - if (status < 0 && !(fl->fl_flags & FL_CLOSE)) + if (status < 0 && !(fl->c.flc_flags & FL_CLOSE)) return status; } @@ -833,12 +832,12 @@ int nfs_lock(struct file *filp, int cmd, struct file_lock *fl) int is_local = 0; dprintk("NFS: lock(%pD2, t=%x, fl=%x, r=%lld:%lld)\n", - filp, fl->fl_type, fl->fl_flags, + filp, fl->c.flc_type, fl->c.flc_flags, (long long)fl->fl_start, (long long)fl->fl_end); nfs_inc_stats(inode, NFSIOS_VFSLOCK); - if (fl->fl_flags & FL_RECLAIM) + if (fl->c.flc_flags & FL_RECLAIM) return -ENOGRACE; if (NFS_SERVER(inode)->flags & NFS_MOUNT_LOCAL_FCNTL) @@ -870,9 +869,9 @@ int nfs_flock(struct file *filp, int cmd, struct file_lock *fl) int is_local = 0; dprintk("NFS: flock(%pD2, t=%x, fl=%x)\n", - filp, fl->fl_type, fl->fl_flags); + filp, fl->c.flc_type, fl->c.flc_flags); - if (!(fl->fl_flags & FL_FLOCK)) + if (!(fl->c.flc_flags & FL_FLOCK)) return -ENOLCK; if (NFS_SERVER(inode)->flags & NFS_MOUNT_LOCAL_FLOCK) diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c index 2de66e4e8280..cbbe3f0193b8 100644 --- a/fs/nfs/nfs3proc.c +++ b/fs/nfs/nfs3proc.c @@ -963,7 +963,7 @@ nfs3_proc_lock(struct file *filp, int cmd, struct file_lock *fl) struct nfs_open_context *ctx = nfs_file_open_context(filp); int status; - if (fl->fl_flags & FL_CLOSE) { + if (fl->c.flc_flags & FL_CLOSE) { l_ctx = nfs_get_lock_context(ctx); if (IS_ERR(l_ctx)) l_ctx = NULL; diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index 752224a48f1c..581698f1b7b2 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -23,7 +23,6 @@ #define NFS4_MAX_LOOP_ON_RECOVER (10) #include -#define _NEED_FILE_LOCK_FIELD_MACROS #include struct idmap; diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index df54fcd0fa08..91dddcd79004 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -6800,7 +6800,7 @@ static int _nfs4_proc_getlk(struct nfs4_state *state, int cmd, struct file_lock status = nfs4_call_sync(server->client, server, &msg, &arg.seq_args, &res.seq_res, 1); switch (status) { case 0: - request->fl_type = F_UNLCK; + request->c.flc_type = F_UNLCK; break; case -NFS4ERR_DENIED: status = 0; @@ -7018,8 +7018,8 @@ static struct rpc_task *nfs4_do_unlck(struct file_lock *fl, /* Ensure this is an unlock - when canceling a lock, the * canceled lock is passed in, and it won't be an unlock. */ - fl->fl_type = F_UNLCK; - if (fl->fl_flags & FL_CLOSE) + fl->c.flc_type = F_UNLCK; + if (fl->c.flc_flags & FL_CLOSE) set_bit(NFS_CONTEXT_UNLOCK, &ctx->flags); data = nfs4_alloc_unlockdata(fl, ctx, lsp, seqid); @@ -7045,11 +7045,11 @@ static int nfs4_proc_unlck(struct nfs4_state *state, int cmd, struct file_lock * struct rpc_task *task; struct nfs_seqid *(*alloc_seqid)(struct nfs_seqid_counter *, gfp_t); int status = 0; - unsigned char saved_flags = request->fl_flags; + unsigned char saved_flags = request->c.flc_flags; status = nfs4_set_lock_state(state, request); /* Unlock _before_ we do the RPC call */ - request->fl_flags |= FL_EXISTS; + request->c.flc_flags |= FL_EXISTS; /* Exclude nfs_delegation_claim_locks() */ mutex_lock(&sp->so_delegreturn_mutex); /* Exclude nfs4_reclaim_open_stateid() - note nesting! */ @@ -7073,14 +7073,16 @@ static int nfs4_proc_unlck(struct nfs4_state *state, int cmd, struct file_lock * status = -ENOMEM; if (IS_ERR(seqid)) goto out; - task = nfs4_do_unlck(request, nfs_file_open_context(request->fl_file), lsp, seqid); + task = nfs4_do_unlck(request, + nfs_file_open_context(request->c.flc_file), + lsp, seqid); status = PTR_ERR(task); if (IS_ERR(task)) goto out; status = rpc_wait_for_completion_task(task); rpc_put_task(task); out: - request->fl_flags = saved_flags; + request->c.flc_flags = saved_flags; trace_nfs4_unlock(request, state, F_SETLK, status); return status; } @@ -7191,7 +7193,7 @@ static void nfs4_lock_done(struct rpc_task *task, void *calldata) renew_lease(NFS_SERVER(d_inode(data->ctx->dentry)), data->timestamp); if (data->arg.new_lock && !data->cancelled) { - data->fl.fl_flags &= ~(FL_SLEEP | FL_ACCESS); + data->fl.c.flc_flags &= ~(FL_SLEEP | FL_ACCESS); if (locks_lock_inode_wait(lsp->ls_state->inode, &data->fl) < 0) goto out_restart; } @@ -7292,7 +7294,8 @@ static int _nfs4_do_setlk(struct nfs4_state *state, int cmd, struct file_lock *f if (nfs_server_capable(state->inode, NFS_CAP_MOVEABLE)) task_setup_data.flags |= RPC_TASK_MOVEABLE; - data = nfs4_alloc_lockdata(fl, nfs_file_open_context(fl->fl_file), + data = nfs4_alloc_lockdata(fl, + nfs_file_open_context(fl->c.flc_file), fl->fl_u.nfs4_fl.owner, GFP_KERNEL); if (data == NULL) return -ENOMEM; @@ -7398,10 +7401,10 @@ static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock { struct nfs_inode *nfsi = NFS_I(state->inode); struct nfs4_state_owner *sp = state->owner; - unsigned char flags = request->fl_flags; + unsigned char flags = request->c.flc_flags; int status; - request->fl_flags |= FL_ACCESS; + request->c.flc_flags |= FL_ACCESS; status = locks_lock_inode_wait(state->inode, request); if (status < 0) goto out; @@ -7410,7 +7413,7 @@ static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock if (test_bit(NFS_DELEGATED_STATE, &state->flags)) { /* Yes: cache locks! */ /* ...but avoid races with delegation recall... */ - request->fl_flags = flags & ~FL_SLEEP; + request->c.flc_flags = flags & ~FL_SLEEP; status = locks_lock_inode_wait(state->inode, request); up_read(&nfsi->rwsem); mutex_unlock(&sp->so_delegreturn_mutex); @@ -7420,7 +7423,7 @@ static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock mutex_unlock(&sp->so_delegreturn_mutex); status = _nfs4_do_setlk(state, cmd, request, NFS_LOCK_NEW); out: - request->fl_flags = flags; + request->c.flc_flags = flags; return status; } @@ -7571,7 +7574,7 @@ nfs4_proc_lock(struct file *filp, int cmd, struct file_lock *request) if (state == NULL) return -ENOLCK; - if ((request->fl_flags & FL_POSIX) && + if ((request->c.flc_flags & FL_POSIX) && !test_bit(NFS_STATE_POSIX_LOCKS, &state->flags)) return -ENOLCK; @@ -7579,7 +7582,7 @@ nfs4_proc_lock(struct file *filp, int cmd, struct file_lock *request) * Don't rely on the VFS having checked the file open mode, * since it won't do this for flock() locks. */ - switch (request->fl_type) { + switch (request->c.flc_type) { case F_RDLCK: if (!(filp->f_mode & FMODE_READ)) return -EBADF; diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index 16b57735e26a..8cfabdbda336 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -980,7 +980,7 @@ int nfs4_set_lock_state(struct nfs4_state *state, struct file_lock *fl) if (fl->fl_ops != NULL) return 0; - lsp = nfs4_get_lock_state(state, fl->fl_owner); + lsp = nfs4_get_lock_state(state, fl->c.flc_owner); if (lsp == NULL) return -ENOMEM; fl->fl_u.nfs4_fl.owner = lsp; @@ -1530,7 +1530,7 @@ static int nfs4_reclaim_locks(struct nfs4_state *state, const struct nfs4_state_ spin_lock(&flctx->flc_lock); restart: for_each_file_lock(fl, list) { - if (nfs_file_open_context(fl->fl_file)->state != state) + if (nfs_file_open_context(fl->c.flc_file)->state != state) continue; spin_unlock(&flctx->flc_lock); status = ops->recover_lock(state, fl); diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h index d27919d7241d..fd7cb15b08b2 100644 --- a/fs/nfs/nfs4trace.h +++ b/fs/nfs/nfs4trace.h @@ -699,7 +699,7 @@ DECLARE_EVENT_CLASS(nfs4_lock_event, __entry->error = error < 0 ? -error : 0; __entry->cmd = cmd; - __entry->type = request->fl_type; + __entry->type = request->c.flc_type; __entry->start = request->fl_start; __entry->end = request->fl_end; __entry->dev = inode->i_sb->s_dev; @@ -771,7 +771,7 @@ TRACE_EVENT(nfs4_set_lock, __entry->error = error < 0 ? -error : 0; __entry->cmd = cmd; - __entry->type = request->fl_type; + __entry->type = request->c.flc_type; __entry->start = request->fl_start; __entry->end = request->fl_end; __entry->dev = inode->i_sb->s_dev; diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index 6e309db5afe4..1416099dfcd1 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -5052,10 +5052,10 @@ static int decode_lock_denied (struct xdr_stream *xdr, struct file_lock *fl) fl->fl_end = fl->fl_start + (loff_t)length - 1; if (length == ~(uint64_t)0) fl->fl_end = OFFSET_MAX; - fl->fl_type = F_WRLCK; + fl->c.flc_type = F_WRLCK; if (type & 1) - fl->fl_type = F_RDLCK; - fl->fl_pid = 0; + fl->c.flc_type = F_RDLCK; + fl->c.flc_pid = 0; } p = xdr_decode_hyper(p, &clientid); /* read 8 bytes */ namelen = be32_to_cpup(p); /* read 4 bytes */ /* have read all 32 bytes now */ diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 13f2e10167ac..84bb85264572 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -25,7 +25,6 @@ #include #include #include -#define _NEED_FILE_LOCK_FIELD_MACROS #include #include @@ -1336,12 +1335,12 @@ static int nfs_can_extend_write(struct file *file, struct folio *folio, spin_lock(&flctx->flc_lock); if (!list_empty(&flctx->flc_posix)) { fl = list_first_entry(&flctx->flc_posix, struct file_lock, - fl_list); + c.flc_list); if (is_whole_file_wrlock(fl)) ret = 1; } else if (!list_empty(&flctx->flc_flock)) { fl = list_first_entry(&flctx->flc_flock, struct file_lock, - fl_list); + c.flc_list); if (lock_is_write(fl)) ret = 1; }