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authorRyan Moeller <[email protected]>2020-12-08 17:21:36 +0000
committerBrian Behlendorf <[email protected]>2020-12-10 15:28:56 -0800
commit8c5606ca0b601faedf27ae7e21c5f528f824327c (patch)
tree92813ba9e252316fd65c8f52a9b541477fa32330 /module
parent513c1962003b4cb76d49054c6542b12b7ec0ebe0 (diff)
FreeBSD: Fix format of vfs.zfs.arc_no_grow_shift
vfs.zfs.arc_no_grow_shift has an invalid type (15) and this causes py-sysctl to format it as a bytearray when it should be an integer. "U" is not a valid format, it should be "I" and the type should match the variable type, int. We can return EINVAL if the value is set below zero. Reviewed-by: Brian Behlendorf <[email protected]> Signed-off-by: Ryan Moeller <[email protected]> Closes #11318
Diffstat (limited to 'module')
-rw-r--r--module/os/freebsd/zfs/sysctl_os.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/module/os/freebsd/zfs/sysctl_os.c b/module/os/freebsd/zfs/sysctl_os.c
index cadde9cd3..647c1463b 100644
--- a/module/os/freebsd/zfs/sysctl_os.c
+++ b/module/os/freebsd/zfs/sysctl_os.c
@@ -229,15 +229,14 @@ SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, l2c_only_size, CTLFLAG_RD,
static int
sysctl_vfs_zfs_arc_no_grow_shift(SYSCTL_HANDLER_ARGS)
{
- uint32_t val;
- int err;
+ int err, val;
val = arc_no_grow_shift;
- err = sysctl_handle_32(oidp, &val, 0, req);
+ err = sysctl_handle_int(oidp, &val, 0, req);
if (err != 0 || req->newptr == NULL)
return (err);
- if (val >= arc_shrink_shift)
+ if (val < 0 || val >= arc_shrink_shift)
return (EINVAL);
arc_no_grow_shift = val;
@@ -245,8 +244,8 @@ sysctl_vfs_zfs_arc_no_grow_shift(SYSCTL_HANDLER_ARGS)
}
SYSCTL_PROC(_vfs_zfs, OID_AUTO, arc_no_grow_shift,
- CTLTYPE_U32 | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, 0, sizeof (uint32_t),
- sysctl_vfs_zfs_arc_no_grow_shift, "U",
+ CTLTYPE_INT | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, NULL, sizeof (int),
+ sysctl_vfs_zfs_arc_no_grow_shift, "I",
"log2(fraction of ARC which must be free to allow growing)");
int