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xen-devel
[Xen-devel] [PATCH] fix problem of fast syscall on 2.6 kerne with libc2.
Currently, run a 2.6 kernel with Redhat-FC2 file system, that has /lib/tls
enabled,
any command will fail with a segment fault.
This is dur to the kernel using sysenter as fast syscall in vmx domain and
there are three msr
need to save and restore when do scheduling.
Signed-off-by: Xiaofeng Ling <xiaofeng.ling@xxxxxxxxx>
Chengyuan Li <chengyuan.li@xxxxxxxxx>
arch/x86/vmx.c | 47 ++++++++++++++++++++++++++++++++++++++++-----
include/asm-x86/vmx_vmcs.h | 3 ++
2 files changed, 45 insertions(+), 5 deletions(-)
tls-msr.patch
Description: tls-msr.patch
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