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authormav <mav@FreeBSD.org>2016-03-21 00:20:49 +0000
committermav <mav@FreeBSD.org>2016-03-21 00:20:49 +0000
commite34c027e2e21bb8122b138bc26bcc6099ef0f26a (patch)
treef14178a3733d40cf87ed202643c101a6ce6a2157 /sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio_checksum.c
parentad9d624de4cc5fdb0533b2c1d1c8944ba615d9bc (diff)
downloadFreeBSD-src-e34c027e2e21bb8122b138bc26bcc6099ef0f26a.zip
FreeBSD-src-e34c027e2e21bb8122b138bc26bcc6099ef0f26a.tar.gz
MFC r296523: MFV r296522:
6541 Pool feature-flag check defeated if "verify" is included in the dedup property value Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Richard Laager <rlaager@wiktel.com> Approved by: Robert Mustacchi <rm@joyent.com> Author: ilovezfs <ilovezfs@icloud.com> illumos/illumos-gate@971640e6aa954c91b0706543741aa4570299f4d7
Diffstat (limited to 'sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio_checksum.c')
-rw-r--r--sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio_checksum.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio_checksum.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio_checksum.c
index 6ba64e0..dac118a 100644
--- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio_checksum.c
+++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio_checksum.c
@@ -138,10 +138,16 @@ zio_checksum_info_t zio_checksum_table[ZIO_CHECKSUM_FUNCTIONS] = {
#endif
};
+/*
+ * The flag corresponding to the "verify" in dedup=[checksum,]verify
+ * must be cleared first, so callers should use ZIO_CHECKSUM_MASK.
+ */
spa_feature_t
zio_checksum_to_feature(enum zio_checksum cksum)
{
#ifdef illumos
+ VERIFY((cksum & ~ZIO_CHECKSUM_MASK) == 0);
+
switch (cksum) {
case ZIO_CHECKSUM_SHA512:
return (SPA_FEATURE_SHA512);
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