linux-user/elfload: Expose get_elf_hwcap() on s390x

It is required for implementing /proc/cpuinfo emulation.

Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Message-Id: <20230605113950.1169228-3-iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 418ad92598cc13348d9d6b1e45e2d5104caa6760..49ec9ccc944b59dadf5bc80fec7eff9da5cbb4a7 100644 (file)
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -1583,7 +1583,7 @@ static inline void init_thread(struct target_pt_regs *regs,
 #define GET_FEATURE(_feat, _hwcap) \
     do { if (s390_has_feat(_feat)) { hwcap |= _hwcap; } } while (0)
 
-static uint32_t get_elf_hwcap(void)
+uint32_t get_elf_hwcap(void)
 {
     /*
      * Let's assume we always have esan3 and zarch.

diff --git a/linux-user/loader.h b/linux-user/loader.h
index f375ee0679b0d300eb626f91eab9e7dd93f62f1e..ad6ca9dbe3598d5d5edcbd1b59060f53e8956da0 100644 (file)
--- a/linux-user/loader.h
+++ b/linux-user/loader.h
@@ -56,4 +56,8 @@ abi_long memcpy_to_target(abi_ulong dest, const void *src,
 
 extern unsigned long guest_stack_size;
 
+#ifdef TARGET_S390X
+uint32_t get_elf_hwcap(void);
+#endif
+
 #endif /* LINUX_USER_LOADER_H */