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-rw-r--r--linux-user/main.c3
-rw-r--r--linux-user/qemu.h1
-rw-r--r--linux-user/syscall.c3
3 files changed, 7 insertions, 0 deletions
diff --git a/linux-user/main.c b/linux-user/main.c
index 78f45a5f9f..23e9e85b10 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -34,6 +34,7 @@
 #endif
 
 static const char *interp_prefix = CONFIG_QEMU_PREFIX;
+const char *qemu_uname_release = CONFIG_UNAME_RELEASE;
 
 #if defined(__i386__) && !defined(CONFIG_STATIC)
 /* Force usage of an ELF interpreter even if it is an ELF shared
@@ -1514,6 +1515,8 @@ int main(int argc, char **argv)
             }
         } else if (!strcmp(r, "g")) {
             gdbstub_port = atoi(argv[optind++]);
+	} else if (!strcmp(r, "r")) {
+	    qemu_uname_release = argv[optind++];
         } else 
 #ifdef USE_CODE_COPY
         if (!strcmp(r, "no-code-copy")) {
diff --git a/linux-user/qemu.h b/linux-user/qemu.h
index a797c512bb..7c7bcf34e6 100644
--- a/linux-user/qemu.h
+++ b/linux-user/qemu.h
@@ -80,6 +80,7 @@ typedef struct TaskState {
 } __attribute__((aligned(16))) TaskState;
 
 extern TaskState *first_task_state;
+extern const char *qemu_uname_release;
 
 int elf_exec(const char * filename, char ** argv, char ** envp, 
              struct target_pt_regs * regs, struct image_info *infop);
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 7da469aa89..4afc6d888c 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -2861,6 +2861,9 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
                 /* Overrite the native machine name with whatever is being
                    emulated. */
                 strcpy (buf->machine, UNAME_MACHINE);
+                /* Allow the user to override the reported release.  */
+                if (qemu_uname_release && *qemu_uname_release)
+                  strcpy (buf->release, qemu_uname_release);
             }
             unlock_user_struct(buf, arg1, 1);
         }