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dlm: adapt to breakup of struct file_lock
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 <jlayton@kernel.org> Link: https://lore.kernel.org/r/20240131-flsplit-v3-37-c6129007ee8d@kernel.org Reviewed-by: NeilBrown <neilb@suse.de> Signed-off-by: Christian Brauner <brauner@kernel.org>
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@ -4,7 +4,6 @@
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*/
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#include <linux/fs.h>
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#define _NEED_FILE_LOCK_FIELD_MACROS
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#include <linux/filelock.h>
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#include <linux/miscdevice.h>
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#include <linux/poll.h>
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@ -139,14 +138,14 @@ int dlm_posix_lock(dlm_lockspace_t *lockspace, u64 number, struct file *file,
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}
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op->info.optype = DLM_PLOCK_OP_LOCK;
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op->info.pid = fl->fl_pid;
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op->info.ex = (lock_is_write(fl));
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op->info.wait = !!(fl->fl_flags & FL_SLEEP);
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op->info.pid = fl->c.flc_pid;
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op->info.ex = lock_is_write(fl);
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op->info.wait = !!(fl->c.flc_flags & FL_SLEEP);
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op->info.fsid = ls->ls_global_id;
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op->info.number = number;
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op->info.start = fl->fl_start;
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op->info.end = fl->fl_end;
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op->info.owner = (__u64)(long)fl->fl_owner;
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op->info.owner = (__u64)(long) fl->c.flc_owner;
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/* async handling */
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if (fl->fl_lmops && fl->fl_lmops->lm_grant) {
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op_data = kzalloc(sizeof(*op_data), GFP_NOFS);
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@ -259,7 +258,7 @@ static int dlm_plock_callback(struct plock_op *op)
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}
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/* got fs lock; bookkeep locally as well: */
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flc->fl_flags &= ~FL_SLEEP;
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flc->c.flc_flags &= ~FL_SLEEP;
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if (posix_lock_file(file, flc, NULL)) {
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/*
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* This can only happen in the case of kmalloc() failure.
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@ -292,7 +291,7 @@ int dlm_posix_unlock(dlm_lockspace_t *lockspace, u64 number, struct file *file,
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struct dlm_ls *ls;
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struct plock_op *op;
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int rv;
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unsigned char saved_flags = fl->fl_flags;
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unsigned char saved_flags = fl->c.flc_flags;
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ls = dlm_find_lockspace_local(lockspace);
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if (!ls)
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@ -305,7 +304,7 @@ int dlm_posix_unlock(dlm_lockspace_t *lockspace, u64 number, struct file *file,
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}
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/* cause the vfs unlock to return ENOENT if lock is not found */
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fl->fl_flags |= FL_EXISTS;
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fl->c.flc_flags |= FL_EXISTS;
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rv = locks_lock_file_wait(file, fl);
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if (rv == -ENOENT) {
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@ -318,14 +317,14 @@ int dlm_posix_unlock(dlm_lockspace_t *lockspace, u64 number, struct file *file,
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}
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op->info.optype = DLM_PLOCK_OP_UNLOCK;
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op->info.pid = fl->fl_pid;
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op->info.pid = fl->c.flc_pid;
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op->info.fsid = ls->ls_global_id;
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op->info.number = number;
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op->info.start = fl->fl_start;
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op->info.end = fl->fl_end;
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op->info.owner = (__u64)(long)fl->fl_owner;
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op->info.owner = (__u64)(long) fl->c.flc_owner;
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if (fl->fl_flags & FL_CLOSE) {
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if (fl->c.flc_flags & FL_CLOSE) {
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op->info.flags |= DLM_PLOCK_FL_CLOSE;
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send_op(op);
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rv = 0;
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@ -346,7 +345,7 @@ out_free:
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dlm_release_plock_op(op);
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out:
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dlm_put_lockspace(ls);
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fl->fl_flags = saved_flags;
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fl->c.flc_flags = saved_flags;
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return rv;
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}
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EXPORT_SYMBOL_GPL(dlm_posix_unlock);
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@ -376,14 +375,14 @@ int dlm_posix_cancel(dlm_lockspace_t *lockspace, u64 number, struct file *file,
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return -EINVAL;
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memset(&info, 0, sizeof(info));
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info.pid = fl->fl_pid;
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info.ex = (lock_is_write(fl));
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info.pid = fl->c.flc_pid;
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info.ex = lock_is_write(fl);
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info.fsid = ls->ls_global_id;
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dlm_put_lockspace(ls);
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info.number = number;
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info.start = fl->fl_start;
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info.end = fl->fl_end;
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info.owner = (__u64)(long)fl->fl_owner;
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info.owner = (__u64)(long) fl->c.flc_owner;
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rv = do_lock_cancel(&info);
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switch (rv) {
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@ -438,13 +437,13 @@ int dlm_posix_get(dlm_lockspace_t *lockspace, u64 number, struct file *file,
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}
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op->info.optype = DLM_PLOCK_OP_GET;
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op->info.pid = fl->fl_pid;
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op->info.ex = (lock_is_write(fl));
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op->info.pid = fl->c.flc_pid;
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op->info.ex = lock_is_write(fl);
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op->info.fsid = ls->ls_global_id;
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op->info.number = number;
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op->info.start = fl->fl_start;
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op->info.end = fl->fl_end;
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op->info.owner = (__u64)(long)fl->fl_owner;
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op->info.owner = (__u64)(long) fl->c.flc_owner;
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send_op(op);
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wait_event(recv_wq, (op->done != 0));
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@ -456,16 +455,16 @@ int dlm_posix_get(dlm_lockspace_t *lockspace, u64 number, struct file *file,
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rv = op->info.rv;
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fl->fl_type = F_UNLCK;
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fl->c.flc_type = F_UNLCK;
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if (rv == -ENOENT)
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rv = 0;
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else if (rv > 0) {
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locks_init_lock(fl);
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fl->fl_type = (op->info.ex) ? F_WRLCK : F_RDLCK;
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fl->fl_flags = FL_POSIX;
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fl->fl_pid = op->info.pid;
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fl->c.flc_type = (op->info.ex) ? F_WRLCK : F_RDLCK;
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fl->c.flc_flags = FL_POSIX;
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fl->c.flc_pid = op->info.pid;
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if (op->info.nodeid != dlm_our_nodeid())
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fl->fl_pid = -fl->fl_pid;
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fl->c.flc_pid = -fl->c.flc_pid;
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fl->fl_start = op->info.start;
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fl->fl_end = op->info.end;
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rv = 0;
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