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authorArnaldo Carvalho de Melo <acme@redhat.com>2022-02-17 18:40:54 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-02-17 18:40:54 -0300
commit859f7e45542aecaa77fde929232cbcf91b29e11d (patch)
tree5e81bbb0145bf2467e85ee8106734b4130f52ec0 /arch/parisc/include/asm/bitops.h
parent052747700e914896e8c78ff019411487dc7c12a0 (diff)
parentb3d971ec25346d6890e9e8f05b63f758cfcef8c5 (diff)
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes from perf/urgent that recently got merged. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'arch/parisc/include/asm/bitops.h')
-rw-r--r--arch/parisc/include/asm/bitops.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/parisc/include/asm/bitops.h b/arch/parisc/include/asm/bitops.h
index 0ec9cfc5131f..56ffd260c669 100644
--- a/arch/parisc/include/asm/bitops.h
+++ b/arch/parisc/include/asm/bitops.h
@@ -12,6 +12,14 @@
#include <asm/barrier.h>
#include <linux/atomic.h>
+/* compiler build environment sanity checks: */
+#if !defined(CONFIG_64BIT) && defined(__LP64__)
+#error "Please use 'ARCH=parisc' to build the 32-bit kernel."
+#endif
+#if defined(CONFIG_64BIT) && !defined(__LP64__)
+#error "Please use 'ARCH=parisc64' to build the 64-bit kernel."
+#endif
+
/* See http://marc.theaimsgroup.com/?t=108826637900003 for discussion
* on use of volatile and __*_bit() (set/clear/change):
* *_bit() want use of volatile.