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-rw-r--r--sys/contrib/openzfs/module/os/freebsd/zfs/sysctl_os.c269
-rw-r--r--sys/contrib/openzfs/module/os/freebsd/zfs/zfs_ctldir.c3
-rw-r--r--sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops_os.c31
-rw-r--r--sys/contrib/openzfs/module/os/freebsd/zfs/zvol_os.c1
-rw-r--r--sys/contrib/openzfs/module/os/linux/zfs/zvol_os.c77
-rw-r--r--sys/contrib/openzfs/module/zfs/arc.c48
-rw-r--r--sys/contrib/openzfs/module/zfs/dmu_zfetch.c10
-rw-r--r--sys/contrib/openzfs/module/zfs/vdev.c2
-rw-r--r--sys/contrib/openzfs/module/zfs/vdev_queue.c2
-rw-r--r--sys/contrib/openzfs/module/zfs/vdev_removal.c4
10 files changed, 381 insertions, 66 deletions
diff --git a/sys/contrib/openzfs/module/os/freebsd/zfs/sysctl_os.c b/sys/contrib/openzfs/module/os/freebsd/zfs/sysctl_os.c
index 393bfaa65ff5..ebc2c0eeb6d2 100644
--- a/sys/contrib/openzfs/module/os/freebsd/zfs/sysctl_os.c
+++ b/sys/contrib/openzfs/module/os/freebsd/zfs/sysctl_os.c
@@ -163,6 +163,13 @@ param_set_arc_int(SYSCTL_HANDLER_ARGS)
return (0);
}
+static void
+warn_deprecated_sysctl(const char *old, const char *new)
+{
+ printf("WARNING: sysctl vfs.zfs.%s is deprecated. Use vfs.zfs.%s instead.\n",
+ old, new);
+}
+
int
param_set_arc_max(SYSCTL_HANDLER_ARGS)
{
@@ -185,9 +192,17 @@ param_set_arc_max(SYSCTL_HANDLER_ARGS)
if (val != 0)
zfs_arc_max = arc_c_max;
+ if (arg2 != 0)
+ warn_deprecated_sysctl("arc_max", "arc.max");
+
return (0);
}
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, arc_max,
+ CTLTYPE_ULONG | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
+ NULL, 1, param_set_arc_max, "LU",
+ "Maximum ARC size in bytes (LEGACY)");
+
int
param_set_arc_min(SYSCTL_HANDLER_ARGS)
{
@@ -209,9 +224,17 @@ param_set_arc_min(SYSCTL_HANDLER_ARGS)
if (val != 0)
zfs_arc_min = arc_c_min;
+ if (arg2 != 0)
+ warn_deprecated_sysctl("arc_min", "arc.min");
+
return (0);
}
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, arc_min,
+ CTLTYPE_ULONG | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
+ NULL, 1, param_set_arc_min, "LU",
+ "Minimum ARC size in bytes (LEGACY)");
+
extern uint_t zfs_arc_free_target;
int
@@ -232,9 +255,22 @@ param_set_arc_free_target(SYSCTL_HANDLER_ARGS)
zfs_arc_free_target = val;
+ if (arg2 != 0)
+ warn_deprecated_sysctl("arc_free_target", "arc.free_target");
+
return (0);
}
+/*
+ * NOTE: This sysctl is CTLFLAG_RW not CTLFLAG_RWTUN due to its dependency on
+ * pagedaemon initialization.
+ */
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, arc_free_target,
+ CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_MPSAFE,
+ NULL, 1, param_set_arc_free_target, "IU",
+ "Desired number of free pages below which ARC triggers reclaim"
+ " (LEGACY)");
+
int
param_set_arc_no_grow_shift(SYSCTL_HANDLER_ARGS)
{
@@ -250,9 +286,193 @@ param_set_arc_no_grow_shift(SYSCTL_HANDLER_ARGS)
arc_no_grow_shift = val;
+ if (arg2 != 0)
+ warn_deprecated_sysctl("arc_no_grow_shift", "arc.no_grow_shift");
+
return (0);
}
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, arc_no_grow_shift,
+ CTLTYPE_INT | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
+ NULL, 1, param_set_arc_no_grow_shift, "I",
+ "log2(fraction of ARC which must be free to allow growing) (LEGACY)");
+
+extern uint64_t l2arc_write_max;
+
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, l2arc_write_max,
+ CTLFLAG_RWTUN, &l2arc_write_max, 0,
+ "Max write bytes per interval (LEGACY)");
+
+extern uint64_t l2arc_write_boost;
+
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, l2arc_write_boost,
+ CTLFLAG_RWTUN, &l2arc_write_boost, 0,
+ "Extra write bytes during device warmup (LEGACY)");
+
+extern uint64_t l2arc_headroom;
+
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, l2arc_headroom,
+ CTLFLAG_RWTUN, &l2arc_headroom, 0,
+ "Number of max device writes to precache (LEGACY)");
+
+extern uint64_t l2arc_headroom_boost;
+
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, l2arc_headroom_boost,
+ CTLFLAG_RWTUN, &l2arc_headroom_boost, 0,
+ "Compressed l2arc_headroom multiplier (LEGACY)");
+
+extern uint64_t l2arc_feed_secs;
+
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, l2arc_feed_secs,
+ CTLFLAG_RWTUN, &l2arc_feed_secs, 0,
+ "Seconds between L2ARC writing (LEGACY)");
+
+extern uint64_t l2arc_feed_min_ms;
+
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, l2arc_feed_min_ms,
+ CTLFLAG_RWTUN, &l2arc_feed_min_ms, 0,
+ "Min feed interval in milliseconds (LEGACY)");
+
+extern int l2arc_noprefetch;
+
+SYSCTL_INT(_vfs_zfs, OID_AUTO, l2arc_noprefetch,
+ CTLFLAG_RWTUN, &l2arc_noprefetch, 0,
+ "Skip caching prefetched buffers (LEGACY)");
+
+extern int l2arc_feed_again;
+
+SYSCTL_INT(_vfs_zfs, OID_AUTO, l2arc_feed_again,
+ CTLFLAG_RWTUN, &l2arc_feed_again, 0,
+ "Turbo L2ARC warmup (LEGACY)");
+
+extern int l2arc_norw;
+
+SYSCTL_INT(_vfs_zfs, OID_AUTO, l2arc_norw,
+ CTLFLAG_RWTUN, &l2arc_norw, 0,
+ "No reads during writes (LEGACY)");
+
+static int
+param_get_arc_state_size(SYSCTL_HANDLER_ARGS)
+{
+ arc_state_t *state = (arc_state_t *)arg1;
+ int64_t val;
+
+ val = zfs_refcount_count(&state->arcs_size[ARC_BUFC_DATA]) +
+ zfs_refcount_count(&state->arcs_size[ARC_BUFC_METADATA]);
+ return (sysctl_handle_64(oidp, &val, 0, req));
+}
+
+extern arc_state_t ARC_anon;
+
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, anon_size,
+ CTLTYPE_S64 | CTLFLAG_RD | CTLFLAG_MPSAFE,
+ &ARC_anon, 0, param_get_arc_state_size, "Q",
+ "size of anonymous state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, anon_metadata_esize, CTLFLAG_RD,
+ &ARC_anon.arcs_esize[ARC_BUFC_METADATA].rc_count, 0,
+ "size of evictable metadata in anonymous state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, anon_data_esize, CTLFLAG_RD,
+ &ARC_anon.arcs_esize[ARC_BUFC_DATA].rc_count, 0,
+ "size of evictable data in anonymous state");
+
+extern arc_state_t ARC_mru;
+
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, mru_size,
+ CTLTYPE_S64 | CTLFLAG_RD | CTLFLAG_MPSAFE,
+ &ARC_mru, 0, param_get_arc_state_size, "Q",
+ "size of mru state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, mru_metadata_esize, CTLFLAG_RD,
+ &ARC_mru.arcs_esize[ARC_BUFC_METADATA].rc_count, 0,
+ "size of evictable metadata in mru state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, mru_data_esize, CTLFLAG_RD,
+ &ARC_mru.arcs_esize[ARC_BUFC_DATA].rc_count, 0,
+ "size of evictable data in mru state");
+
+extern arc_state_t ARC_mru_ghost;
+
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, mru_ghost_size,
+ CTLTYPE_S64 | CTLFLAG_RD | CTLFLAG_MPSAFE,
+ &ARC_mru_ghost, 0, param_get_arc_state_size, "Q",
+ "size of mru ghost state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, mru_ghost_metadata_esize, CTLFLAG_RD,
+ &ARC_mru_ghost.arcs_esize[ARC_BUFC_METADATA].rc_count, 0,
+ "size of evictable metadata in mru ghost state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, mru_ghost_data_esize, CTLFLAG_RD,
+ &ARC_mru_ghost.arcs_esize[ARC_BUFC_DATA].rc_count, 0,
+ "size of evictable data in mru ghost state");
+
+extern arc_state_t ARC_mfu;
+
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, mfu_size,
+ CTLTYPE_S64 | CTLFLAG_RD | CTLFLAG_MPSAFE,
+ &ARC_mfu, 0, param_get_arc_state_size, "Q",
+ "size of mfu state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, mfu_metadata_esize, CTLFLAG_RD,
+ &ARC_mfu.arcs_esize[ARC_BUFC_METADATA].rc_count, 0,
+ "size of evictable metadata in mfu state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, mfu_data_esize, CTLFLAG_RD,
+ &ARC_mfu.arcs_esize[ARC_BUFC_DATA].rc_count, 0,
+ "size of evictable data in mfu state");
+
+extern arc_state_t ARC_mfu_ghost;
+
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, mfu_ghost_size,
+ CTLTYPE_S64 | CTLFLAG_RD | CTLFLAG_MPSAFE,
+ &ARC_mfu_ghost, 0, param_get_arc_state_size, "Q",
+ "size of mfu ghost state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, mfu_ghost_metadata_esize, CTLFLAG_RD,
+ &ARC_mfu_ghost.arcs_esize[ARC_BUFC_METADATA].rc_count, 0,
+ "size of evictable metadata in mfu ghost state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, mfu_ghost_data_esize, CTLFLAG_RD,
+ &ARC_mfu_ghost.arcs_esize[ARC_BUFC_DATA].rc_count, 0,
+ "size of evictable data in mfu ghost state");
+
+extern arc_state_t ARC_uncached;
+
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, uncached_size,
+ CTLTYPE_S64 | CTLFLAG_RD | CTLFLAG_MPSAFE,
+ &ARC_uncached, 0, param_get_arc_state_size, "Q",
+ "size of uncached state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, uncached_metadata_esize, CTLFLAG_RD,
+ &ARC_uncached.arcs_esize[ARC_BUFC_METADATA].rc_count, 0,
+ "size of evictable metadata in uncached state");
+SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, uncached_data_esize, CTLFLAG_RD,
+ &ARC_uncached.arcs_esize[ARC_BUFC_DATA].rc_count, 0,
+ "size of evictable data in uncached state");
+
+extern arc_state_t ARC_l2c_only;
+
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, l2c_only_size,
+ CTLTYPE_S64 | CTLFLAG_RD | CTLFLAG_MPSAFE,
+ &ARC_l2c_only, 0, param_get_arc_state_size, "Q",
+ "size of l2c_only state");
+
+/* dbuf.c */
+
+/* dmu.c */
+
+/* dmu_zfetch.c */
+
+SYSCTL_NODE(_vfs_zfs, OID_AUTO, zfetch, CTLFLAG_RW, 0, "ZFS ZFETCH (LEGACY)");
+
+extern uint32_t zfetch_max_distance;
+
+SYSCTL_UINT(_vfs_zfs_zfetch, OID_AUTO, max_distance,
+ CTLFLAG_RWTUN, &zfetch_max_distance, 0,
+ "Max bytes to prefetch per stream (LEGACY)");
+
+extern uint32_t zfetch_max_idistance;
+
+SYSCTL_UINT(_vfs_zfs_zfetch, OID_AUTO, max_idistance,
+ CTLFLAG_RWTUN, &zfetch_max_idistance, 0,
+ "Max bytes to prefetch indirects for per stream (LEGACY)");
+
+/* dsl_pool.c */
+
+/* dnode.c */
+
+/* dsl_scan.c */
+
/* metaslab.c */
int
@@ -313,6 +533,19 @@ SYSCTL_UINT(_vfs_zfs, OID_AUTO, condense_pct,
"Condense on-disk spacemap when it is more than this many percents"
" of in-memory counterpart");
+extern uint_t zfs_remove_max_segment;
+
+SYSCTL_UINT(_vfs_zfs, OID_AUTO, remove_max_segment,
+ CTLFLAG_RWTUN, &zfs_remove_max_segment, 0,
+ "Largest contiguous segment ZFS will attempt to allocate when removing"
+ " a device");
+
+extern int zfs_removal_suspend_progress;
+
+SYSCTL_INT(_vfs_zfs, OID_AUTO, removal_suspend_progress,
+ CTLFLAG_RWTUN, &zfs_removal_suspend_progress, 0,
+ "Ensures certain actions can happen while in the middle of a removal");
+
/*
* Minimum size which forces the dynamic allocator to change
* it's allocation strategy. Once the space map cannot satisfy
@@ -532,9 +765,18 @@ param_set_min_auto_ashift(SYSCTL_HANDLER_ARGS)
zfs_vdev_min_auto_ashift = val;
+ if (arg2 != 0)
+ warn_deprecated_sysctl("min_auto_ashift",
+ "vdev.min_auto_ashift");
+
return (0);
}
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, min_auto_ashift,
+ CTLTYPE_UINT | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, NULL, 1,
+ param_set_min_auto_ashift, "IU",
+ "Min ashift used when creating new top-level vdev. (LEGACY)");
+
int
param_set_max_auto_ashift(SYSCTL_HANDLER_ARGS)
{
@@ -551,9 +793,19 @@ param_set_max_auto_ashift(SYSCTL_HANDLER_ARGS)
zfs_vdev_max_auto_ashift = val;
+ if (arg2 != 0)
+ warn_deprecated_sysctl("max_auto_ashift",
+ "vdev.max_auto_ashift");
+
return (0);
}
+SYSCTL_PROC(_vfs_zfs, OID_AUTO, max_auto_ashift,
+ CTLTYPE_UINT | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, NULL, 1,
+ param_set_max_auto_ashift, "IU",
+ "Max ashift used when optimizing for logical -> physical sector size on"
+ " new top-level vdevs. (LEGACY)");
+
/*
* Since the DTL space map of a vdev is not expected to have a lot of
* entries, we default its block size to 4K.
@@ -575,6 +827,23 @@ SYSCTL_INT(_vfs_zfs, OID_AUTO, standard_sm_blksz,
CTLFLAG_RDTUN, &zfs_vdev_standard_sm_blksz, 0,
"Block size for standard space map. Power of 2 greater than 4096.");
+extern int vdev_validate_skip;
+
+SYSCTL_INT(_vfs_zfs, OID_AUTO, validate_skip,
+ CTLFLAG_RDTUN, &vdev_validate_skip, 0,
+ "Enable to bypass vdev_validate().");
+
+/* vdev_mirror.c */
+
+/* vdev_queue.c */
+
+extern uint_t zfs_vdev_max_active;
+
+SYSCTL_UINT(_vfs_zfs, OID_AUTO, top_maxinflight,
+ CTLFLAG_RWTUN, &zfs_vdev_max_active, 0,
+ "The maximum number of I/Os of all types active for each device."
+ " (LEGACY)");
+
/* zio.c */
SYSCTL_INT(_vfs_zfs_zio, OID_AUTO, exclude_metadata,
diff --git a/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_ctldir.c b/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_ctldir.c
index 4de48e013ec4..d0a9c662e6f0 100644
--- a/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_ctldir.c
+++ b/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_ctldir.c
@@ -762,8 +762,7 @@ zfsctl_common_pathconf(struct vop_pathconf_args *ap)
return (0);
case _PC_MIN_HOLE_SIZE:
- *ap->a_retval = (int)SPA_MINBLOCKSIZE;
- return (0);
+ return (EINVAL);
case _PC_ACL_EXTENDED:
*ap->a_retval = 0;
diff --git a/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops_os.c b/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops_os.c
index 411225786089..f34a2fd37a77 100644
--- a/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops_os.c
+++ b/sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops_os.c
@@ -4116,6 +4116,7 @@ zfs_pathconf(vnode_t *vp, int cmd, ulong_t *valp, cred_t *cr,
{
znode_t *zp;
zfsvfs_t *zfsvfs;
+ uint_t blksize, iosize;
int error;
switch (cmd) {
@@ -4127,8 +4128,20 @@ zfs_pathconf(vnode_t *vp, int cmd, ulong_t *valp, cred_t *cr,
*valp = 64;
return (0);
case _PC_MIN_HOLE_SIZE:
- *valp = (int)SPA_MINBLOCKSIZE;
- return (0);
+ iosize = vp->v_mount->mnt_stat.f_iosize;
+ if (vp->v_type == VREG) {
+ zp = VTOZ(vp);
+ blksize = zp->z_blksz;
+ if (zp->z_size <= blksize)
+ blksize = MAX(blksize, iosize);
+ *valp = (int)blksize;
+ return (0);
+ }
+ if (vp->v_type == VDIR) {
+ *valp = (int)iosize;
+ return (0);
+ }
+ return (EINVAL);
case _PC_ACL_EXTENDED:
#if 0 /* POSIX ACLs are not implemented for ZFS on FreeBSD yet. */
zp = VTOZ(vp);
@@ -4210,8 +4223,20 @@ zfs_getpages(struct vnode *vp, vm_page_t *ma, int count, int *rbehind,
zfs_vmobject_wlock(object);
(void) vm_page_grab_pages(object, OFF_TO_IDX(start),
- VM_ALLOC_NORMAL | VM_ALLOC_WAITOK | VM_ALLOC_ZERO,
+ VM_ALLOC_NORMAL | VM_ALLOC_WAITOK,
ma, count);
+ if (!vm_page_all_valid(ma[count - 1])) {
+ /*
+ * Later in this function, we copy DMU data to
+ * invalid pages only. The last page may not be
+ * entirely filled though, if the file does not
+ * end on a page boundary. Therefore, we zero
+ * that last page here to make sure it does not
+ * contain garbage after the end of file.
+ */
+ ASSERT(vm_page_none_valid(ma[count - 1]));
+ vm_page_zero_invalid(ma[count - 1], FALSE);
+ }
zfs_vmobject_wunlock(object);
}
if (blksz == zp->z_blksz)
diff --git a/sys/contrib/openzfs/module/os/freebsd/zfs/zvol_os.c b/sys/contrib/openzfs/module/os/freebsd/zfs/zvol_os.c
index 0dd2ecd7fd8d..3ddbfcb97184 100644
--- a/sys/contrib/openzfs/module/os/freebsd/zfs/zvol_os.c
+++ b/sys/contrib/openzfs/module/os/freebsd/zfs/zvol_os.c
@@ -183,6 +183,7 @@ static struct filterops zvol_filterops_vnode = {
.f_isfd = 1,
.f_detach = zvol_filter_detach,
.f_event = zvol_filter_vnode,
+ .f_copy = knote_triv_copy,
};
extern uint_t zfs_geom_probe_vdev_key;
diff --git a/sys/contrib/openzfs/module/os/linux/zfs/zvol_os.c b/sys/contrib/openzfs/module/os/linux/zfs/zvol_os.c
index 967a018640e1..4e66bee7744d 100644
--- a/sys/contrib/openzfs/module/os/linux/zfs/zvol_os.c
+++ b/sys/contrib/openzfs/module/os/linux/zfs/zvol_os.c
@@ -337,16 +337,14 @@ zvol_discard(zv_request_t *zvr)
}
/*
- * Align the request to volume block boundaries when a secure erase is
- * not required. This will prevent dnode_free_range() from zeroing out
- * the unaligned parts which is slow (read-modify-write) and useless
- * since we are not freeing any space by doing so.
+ * Align the request to volume block boundaries. This will prevent
+ * dnode_free_range() from zeroing out the unaligned parts which is
+ * slow (read-modify-write) and useless since we are not freeing any
+ * space by doing so.
*/
- if (!io_is_secure_erase(bio, rq)) {
- start = P2ROUNDUP(start, zv->zv_volblocksize);
- end = P2ALIGN_TYPED(end, zv->zv_volblocksize, uint64_t);
- size = end - start;
- }
+ start = P2ROUNDUP(start, zv->zv_volblocksize);
+ end = P2ALIGN_TYPED(end, zv->zv_volblocksize, uint64_t);
+ size = end - start;
if (start >= end)
goto unlock;
@@ -467,6 +465,24 @@ zvol_read_task(void *arg)
zv_request_task_free(task);
}
+/*
+ * Note:
+ *
+ * The kernel uses different enum names for the IO opcode, depending on the
+ * kernel version ('req_opf', 'req_op'). To sidestep this, use macros rather
+ * than inline functions for these checks.
+ */
+/* Should this IO go down the zvol write path? */
+#define ZVOL_OP_IS_WRITE(op) \
+ (op == REQ_OP_WRITE || \
+ op == REQ_OP_FLUSH || \
+ op == REQ_OP_DISCARD)
+
+/* Is this IO type supported by zvols? */
+#define ZVOL_OP_IS_SUPPORTED(op) (op == REQ_OP_READ || ZVOL_OP_IS_WRITE(op))
+
+/* Get the IO opcode */
+#define ZVOL_OP(bio, rq) (bio != NULL ? bio_op(bio) : req_op(rq))
/*
* Process a BIO or request
@@ -486,27 +502,32 @@ zvol_request_impl(zvol_state_t *zv, struct bio *bio, struct request *rq,
uint64_t size = io_size(bio, rq);
int rw;
- if (rq != NULL) {
- /*
- * Flush & trim requests go down the zvol_write codepath. Or
- * more specifically:
- *
- * If request is a write, or if it's op_is_sync() and not a
- * read, or if it's a flush, or if it's a discard, then send the
- * request down the write path.
- */
- if (op_is_write(rq->cmd_flags) ||
- (op_is_sync(rq->cmd_flags) && req_op(rq) != REQ_OP_READ) ||
- req_op(rq) == REQ_OP_FLUSH ||
- op_is_discard(rq->cmd_flags)) {
- rw = WRITE;
- } else {
- rw = READ;
- }
+ if (unlikely(!ZVOL_OP_IS_SUPPORTED(ZVOL_OP(bio, rq)))) {
+ zfs_dbgmsg("Unsupported zvol %s, op=%d, flags=0x%x",
+ rq != NULL ? "request" : "BIO",
+ ZVOL_OP(bio, rq),
+ rq != NULL ? rq->cmd_flags : bio->bi_opf);
+ ASSERT(ZVOL_OP_IS_SUPPORTED(ZVOL_OP(bio, rq)));
+ zvol_end_io(bio, rq, SET_ERROR(ENOTSUPP));
+ goto out;
+ }
+
+ if (ZVOL_OP_IS_WRITE(ZVOL_OP(bio, rq))) {
+ rw = WRITE;
} else {
- rw = bio_data_dir(bio);
+ rw = READ;
}
+ /*
+ * Sanity check
+ *
+ * If we're a BIO, check our rw matches the kernel's
+ * bio_data_dir(bio) rw. We need to check because we support fewer
+ * IO operations, and want to verify that what we think are reads and
+ * writes from those operations match what the kernel thinks.
+ */
+ ASSERT(rq != NULL || rw == bio_data_dir(bio));
+
if (unlikely(zv->zv_flags & ZVOL_REMOVING)) {
zvol_end_io(bio, rq, SET_ERROR(ENXIO));
goto out;
@@ -610,7 +631,7 @@ zvol_request_impl(zvol_state_t *zv, struct bio *bio, struct request *rq,
* interfaces lack this functionality (they block waiting for
* the i/o to complete).
*/
- if (io_is_discard(bio, rq) || io_is_secure_erase(bio, rq)) {
+ if (io_is_discard(bio, rq)) {
if (force_sync) {
zvol_discard(&zvr);
} else {
diff --git a/sys/contrib/openzfs/module/zfs/arc.c b/sys/contrib/openzfs/module/zfs/arc.c
index 591e2dade59e..dbb5e942e2e6 100644
--- a/sys/contrib/openzfs/module/zfs/arc.c
+++ b/sys/contrib/openzfs/module/zfs/arc.c
@@ -486,13 +486,13 @@ static taskq_t *arc_flush_taskq;
static uint_t zfs_arc_evict_threads = 0;
/* The 7 states: */
-static arc_state_t ARC_anon;
-/* */ arc_state_t ARC_mru;
-static arc_state_t ARC_mru_ghost;
-/* */ arc_state_t ARC_mfu;
-static arc_state_t ARC_mfu_ghost;
-static arc_state_t ARC_l2c_only;
-static arc_state_t ARC_uncached;
+arc_state_t ARC_anon;
+arc_state_t ARC_mru;
+arc_state_t ARC_mru_ghost;
+arc_state_t ARC_mfu;
+arc_state_t ARC_mfu_ghost;
+arc_state_t ARC_l2c_only;
+arc_state_t ARC_uncached;
arc_stats_t arc_stats = {
{ "hits", KSTAT_DATA_UINT64 },
@@ -832,15 +832,15 @@ typedef struct arc_async_flush {
#define L2ARC_FEED_TYPES 4
/* L2ARC Performance Tunables */
-static uint64_t l2arc_write_max = L2ARC_WRITE_SIZE; /* def max write size */
-static uint64_t l2arc_write_boost = L2ARC_WRITE_SIZE; /* extra warmup write */
-static uint64_t l2arc_headroom = L2ARC_HEADROOM; /* # of dev writes */
-static uint64_t l2arc_headroom_boost = L2ARC_HEADROOM_BOOST;
-static uint64_t l2arc_feed_secs = L2ARC_FEED_SECS; /* interval seconds */
-static uint64_t l2arc_feed_min_ms = L2ARC_FEED_MIN_MS; /* min interval msecs */
-static int l2arc_noprefetch = B_TRUE; /* don't cache prefetch bufs */
-static int l2arc_feed_again = B_TRUE; /* turbo warmup */
-static int l2arc_norw = B_FALSE; /* no reads during writes */
+uint64_t l2arc_write_max = L2ARC_WRITE_SIZE; /* def max write size */
+uint64_t l2arc_write_boost = L2ARC_WRITE_SIZE; /* extra warmup write */
+uint64_t l2arc_headroom = L2ARC_HEADROOM; /* # of dev writes */
+uint64_t l2arc_headroom_boost = L2ARC_HEADROOM_BOOST;
+uint64_t l2arc_feed_secs = L2ARC_FEED_SECS; /* interval seconds */
+uint64_t l2arc_feed_min_ms = L2ARC_FEED_MIN_MS; /* min interval msecs */
+int l2arc_noprefetch = B_TRUE; /* don't cache prefetch bufs */
+int l2arc_feed_again = B_TRUE; /* turbo warmup */
+int l2arc_norw = B_FALSE; /* no reads during writes */
static uint_t l2arc_meta_percent = 33; /* limit on headers size */
/*
@@ -1157,7 +1157,7 @@ buf_fini(void)
#if defined(_KERNEL)
/*
* Large allocations which do not require contiguous pages
- * should be using vmem_free() in the linux kernel\
+ * should be using vmem_free() in the linux kernel.
*/
vmem_free(buf_hash_table.ht_table,
(buf_hash_table.ht_mask + 1) * sizeof (void *));
@@ -4651,10 +4651,10 @@ arc_flush_task(void *arg)
arc_flush_impl(spa_guid, B_FALSE);
arc_async_flush_remove(spa_guid, af->af_cache_level);
- uint64_t elaspsed = NSEC2MSEC(gethrtime() - start_time);
- if (elaspsed > 0) {
+ uint64_t elapsed = NSEC2MSEC(gethrtime() - start_time);
+ if (elapsed > 0) {
zfs_dbgmsg("spa %llu arc flushed in %llu ms",
- (u_longlong_t)spa_guid, (u_longlong_t)elaspsed);
+ (u_longlong_t)spa_guid, (u_longlong_t)elapsed);
}
}
@@ -9152,7 +9152,7 @@ top:
if (dev->l2ad_first) {
/*
* This is the first sweep through the device. There is
- * nothing to evict. We have already trimmmed the
+ * nothing to evict. We have already trimmed the
* whole device.
*/
goto out;
@@ -10086,12 +10086,12 @@ l2arc_device_teardown(void *arg)
kmem_free(remdev->l2ad_dev_hdr, remdev->l2ad_dev_hdr_asize);
vmem_free(remdev, sizeof (l2arc_dev_t));
- uint64_t elaspsed = NSEC2MSEC(gethrtime() - start_time);
- if (elaspsed > 0) {
+ uint64_t elapsed = NSEC2MSEC(gethrtime() - start_time);
+ if (elapsed > 0) {
zfs_dbgmsg("spa %llu, vdev %llu removed in %llu ms",
(u_longlong_t)rva->rva_spa_gid,
(u_longlong_t)rva->rva_vdev_gid,
- (u_longlong_t)elaspsed);
+ (u_longlong_t)elapsed);
}
if (rva->rva_async)
diff --git a/sys/contrib/openzfs/module/zfs/dmu_zfetch.c b/sys/contrib/openzfs/module/zfs/dmu_zfetch.c
index 3d3a9c713568..51165d0bf723 100644
--- a/sys/contrib/openzfs/module/zfs/dmu_zfetch.c
+++ b/sys/contrib/openzfs/module/zfs/dmu_zfetch.c
@@ -57,19 +57,19 @@ static unsigned int zfetch_max_sec_reap = 2;
/* min bytes to prefetch per stream (default 2MB) */
static unsigned int zfetch_min_distance = 2 * 1024 * 1024;
/* max bytes to prefetch per stream (default 8MB) */
-static unsigned int zfetch_max_distance = 8 * 1024 * 1024;
+unsigned int zfetch_max_distance = 8 * 1024 * 1024;
#else
/* min bytes to prefetch per stream (default 4MB) */
static unsigned int zfetch_min_distance = 4 * 1024 * 1024;
/* max bytes to prefetch per stream (default 64MB) */
-static unsigned int zfetch_max_distance = 64 * 1024 * 1024;
+unsigned int zfetch_max_distance = 64 * 1024 * 1024;
#endif
/* max bytes to prefetch indirects for per stream (default 128MB) */
-static unsigned int zfetch_max_idistance = 128 * 1024 * 1024;
+unsigned int zfetch_max_idistance = 128 * 1024 * 1024;
/* max request reorder distance within a stream (default 16MB) */
-static unsigned int zfetch_max_reorder = 16 * 1024 * 1024;
+unsigned int zfetch_max_reorder = 16 * 1024 * 1024;
/* Max log2 fraction of holes in a stream */
-static unsigned int zfetch_hole_shift = 2;
+unsigned int zfetch_hole_shift = 2;
typedef struct zfetch_stats {
kstat_named_t zfetchstat_hits;
diff --git a/sys/contrib/openzfs/module/zfs/vdev.c b/sys/contrib/openzfs/module/zfs/vdev.c
index 654e034de9e1..c8d7280387a2 100644
--- a/sys/contrib/openzfs/module/zfs/vdev.c
+++ b/sys/contrib/openzfs/module/zfs/vdev.c
@@ -100,7 +100,7 @@ static uint_t zfs_vdev_default_ms_shift = 29;
/* upper limit for metaslab size (16G) */
static uint_t zfs_vdev_max_ms_shift = 34;
-static int vdev_validate_skip = B_FALSE;
+int vdev_validate_skip = B_FALSE;
/*
* Since the DTL space map of a vdev is not expected to have a lot of
diff --git a/sys/contrib/openzfs/module/zfs/vdev_queue.c b/sys/contrib/openzfs/module/zfs/vdev_queue.c
index e69e5598939e..c12713b107bf 100644
--- a/sys/contrib/openzfs/module/zfs/vdev_queue.c
+++ b/sys/contrib/openzfs/module/zfs/vdev_queue.c
@@ -122,7 +122,7 @@
* The maximum number of i/os active to each device. Ideally, this will be >=
* the sum of each queue's max_active.
*/
-static uint_t zfs_vdev_max_active = 1000;
+uint_t zfs_vdev_max_active = 1000;
/*
* Per-queue limits on the number of i/os active to each device. If the
diff --git a/sys/contrib/openzfs/module/zfs/vdev_removal.c b/sys/contrib/openzfs/module/zfs/vdev_removal.c
index 2ce0121324ad..2f7a739da241 100644
--- a/sys/contrib/openzfs/module/zfs/vdev_removal.c
+++ b/sys/contrib/openzfs/module/zfs/vdev_removal.c
@@ -105,7 +105,7 @@ static const uint_t zfs_remove_max_copy_bytes = 64 * 1024 * 1024;
*
* See also the accessor function spa_remove_max_segment().
*/
-static uint_t zfs_remove_max_segment = SPA_MAXBLOCKSIZE;
+uint_t zfs_remove_max_segment = SPA_MAXBLOCKSIZE;
/*
* Ignore hard IO errors during device removal. When set if a device
@@ -137,7 +137,7 @@ uint_t vdev_removal_max_span = 32 * 1024;
* This is used by the test suite so that it can ensure that certain
* actions happen while in the middle of a removal.
*/
-static int zfs_removal_suspend_progress = 0;
+int zfs_removal_suspend_progress = 0;
#define VDEV_REMOVAL_ZAP_OBJS "lzap"