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authorRichard Purdie <richard.purdie@linuxfoundation.org>2020-02-25 11:01:02 +0000
committerRichard Purdie <richard.purdie@linuxfoundation.org>2020-02-25 11:01:09 +0000
commit1c2d5aeae2fa2dfc16bc60b6cf0b310f826337fd (patch)
tree71424778e55563b3e7fdc1db667cd6d723ec9322 /meta/conf/abi_version.conf
parent23ad05b98a2e1ced47aac3b1d7689c7146ff8c91 (diff)
downloadopenembedded-core-1c2d5aeae2fa2dfc16bc60b6cf0b310f826337fd.tar.gz
abi_version/sstatesig: Introduce HASHEQUIV_HASH_VERSION
We've found we need a way to cause a change in signatures and move to a new hash 'namespace' with hashequiv. This introduces a variable which allows us to do this. Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/conf/abi_version.conf')
-rw-r--r--meta/conf/abi_version.conf8
1 files changed, 8 insertions, 0 deletions
diff --git a/meta/conf/abi_version.conf b/meta/conf/abi_version.conf
index 4964880108..2bdc55695b 100644
--- a/meta/conf/abi_version.conf
+++ b/meta/conf/abi_version.conf
@@ -5,3 +5,11 @@
# with general agreement from the core team.
#
OELAYOUT_ABI = "12"
+
+#
+# HASHEQUIV_HASH_VERSION is injected into the output hash calculation used by
+# hashequiv. Changing this means previous hashes will no longer match, allowing
+# a reset of the equivalence, for example when reproducibility issues break the
+# existing match data. Distros can also append to this value for the same effect.
+#
+HASHEQUIV_HASH_VERSION = "1"