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authorHans de Goede2019-08-17 16:24:33 +0200
committerHerbert Xu2019-08-22 14:57:35 +1000
commit01d3aee86625bd798a5e69afb92517d5530c7ed1 (patch)
treeaf7a77af65f727f130f7dc8bf40649cf1701f666 /arch/s390/purgatory
parent906a4bb97f5d0389cae9cc3634e8059fed5334b5 (diff)
crypto: sha256 - Make lib/crypto/sha256.c suitable for generic use
Before this commit lib/crypto/sha256.c has only been used in the s390 and x86 purgatory code, make it suitable for generic use: * Export interesting symbols * Add -D__DISABLE_EXPORTS to CFLAGS_sha256.o for purgatory builds to avoid the exports for the purgatory builds * Add to lib/crypto/Makefile and crypto/Kconfig Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/s390/purgatory')
-rw-r--r--arch/s390/purgatory/Makefile2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/purgatory/Makefile b/arch/s390/purgatory/Makefile
index 85b05c9e40f5..bc0d7a0d0394 100644
--- a/arch/s390/purgatory/Makefile
+++ b/arch/s390/purgatory/Makefile
@@ -10,6 +10,8 @@ PURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y))
$(obj)/sha256.o: $(srctree)/lib/crypto/sha256.c FORCE
$(call if_changed_rule,cc_o_c)
+CFLAGS_sha256.o := -D__DISABLE_EXPORTS
+
$(obj)/mem.o: $(srctree)/arch/s390/lib/mem.S FORCE
$(call if_changed_rule,as_o_S)