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authorAlexander Graf <agraf@suse.de>2013-03-06 03:01:15 +0100
committerJohn Rigby <john.rigby@linaro.org>2013-05-13 22:21:25 -0600
commit8d76a98d3440c38069f7dd0956c6c2ff716676e5 (patch)
treee5a973667f59b69bed218cbc2ffcb1bddf958b42
parent659b0ea5254cea9f58a918365e70130ce6f220f6 (diff)
linux-user: AArch64 requires at least 3.8.0aarch64-wip-v4
Glibc 1.17 checks for the host kernel version on startup. Unfortunately, it also checks whether the host kernel version is recent enough for the target to run at all. Since AArch64 support only got introduced in 3.8.0, that means that glibc refuses to run on any older kernel version than that. To allow for execution of linux-user guests even on older host kernels, let's always fake the kernel version to 3.8.0 on AArch64 guests. Signed-off-by: Alexander Graf <agraf@suse.de> Signed-off-by: John Rigby <john.rigby@linaro.org>
-rw-r--r--linux-user/syscall.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 33455088f..171424efe 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -316,7 +316,12 @@ static int sys_uname(struct new_utsname *buf)
memset(buf, 0, sizeof(*buf));
COPY_UTSNAME_FIELD(buf->sysname, uts_buf.sysname);
COPY_UTSNAME_FIELD(buf->nodename, uts_buf.nodename);
+#ifdef TARGET_AARCH64
+ /* glibc refuses to run on older kernels */
+ COPY_UTSNAME_FIELD(buf->release, "3.8.0");
+#else
COPY_UTSNAME_FIELD(buf->release, uts_buf.release);
+#endif
COPY_UTSNAME_FIELD(buf->version, uts_buf.version);
COPY_UTSNAME_FIELD(buf->machine, uts_buf.machine);
#ifdef _GNU_SOURCE