svn commit: r366253 - vendor-sys/openzfs/dist/module/os/freebsd/zfs
Mark Johnston
markj at FreeBSD.org
Tue Sep 29 13:56:10 UTC 2020
Author: markj
Date: Tue Sep 29 13:56:09 2020
New Revision: 366253
URL: https://svnweb.freebsd.org/changeset/base/366253
Log:
Apply 0daa0320e994 ("Fix a logic bug in the FreeBSD getpages VOP")
Modified:
vendor-sys/openzfs/dist/module/os/freebsd/zfs/zfs_vnops.c
Modified: vendor-sys/openzfs/dist/module/os/freebsd/zfs/zfs_vnops.c
==============================================================================
--- vendor-sys/openzfs/dist/module/os/freebsd/zfs/zfs_vnops.c Tue Sep 29 13:41:47 2020 (r366252)
+++ vendor-sys/openzfs/dist/module/os/freebsd/zfs/zfs_vnops.c Tue Sep 29 13:56:09 2020 (r366253)
@@ -4859,7 +4859,8 @@ zfs_getpages(struct vnode *vp, vm_page_t *ma, int coun
obj_size = object->un_pager.vnp.vnp_size;
zfs_vmobject_wunlock(object);
if (IDX_TO_OFF(ma[count - 1]->pindex) >= obj_size) {
- zfs_rangelock_exit(lr);
+ if (lr != NULL)
+ zfs_rangelock_exit(lr);
ZFS_EXIT(zfsvfs);
return (zfs_vm_pagerret_bad);
}
@@ -4887,7 +4888,8 @@ zfs_getpages(struct vnode *vp, vm_page_t *ma, int coun
error = dmu_read_pages(os, zp->z_id, ma, count, &pgsin_b, &pgsin_a,
MIN(end, obj_size) - (end - PAGE_SIZE));
- zfs_rangelock_exit(lr);
+ if (lr != NULL)
+ zfs_rangelock_exit(lr);
ZFS_ACCESSTIME_STAMP(zfsvfs, zp);
ZFS_EXIT(zfsvfs);
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