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-rw-r--r--linux-headers/asm-generic/bitsperlong.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/linux-headers/asm-generic/bitsperlong.h b/linux-headers/asm-generic/bitsperlong.h
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+++ b/linux-headers/asm-generic/bitsperlong.h
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+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef __ASM_GENERIC_BITS_PER_LONG
+#define __ASM_GENERIC_BITS_PER_LONG
+
+/*
+ * There seems to be no way of detecting this automatically from user
+ * space, so 64 bit architectures should override this in their
+ * bitsperlong.h. In particular, an architecture that supports
+ * both 32 and 64 bit user space must not rely on CONFIG_64BIT
+ * to decide it, but rather check a compiler provided macro.
+ */
+#ifndef __BITS_PER_LONG
+#define __BITS_PER_LONG 32
+#endif
+
+#endif /* __ASM_GENERIC_BITS_PER_LONG */