From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Serge E. Hallyn" Subject: [PATCH linux-cr] send uses_interp=1 to arch_setup_additional_pages Date: Wed, 24 Feb 2010 15:33:22 -0600 Message-ID: <20100224213322.GA3502@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Oren Laadan Cc: Linux Containers List-Id: containers.vger.kernel.org Because the s390 version won't set up vdso if it is 0. It is safe to assume that if we are calling special_mapping_restore() then there is a vdso in the checkpoint image, and if that is the case then the checkpointed program was dynamically linked. Other architectures ignore uses_interp so this shouldn't matter to them. Signed-off-by: Serge E. Hallyn --- mm/mmap.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/mm/mmap.c b/mm/mmap.c index 6aa606a..9cded98 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2404,7 +2404,7 @@ int special_mapping_restore(struct ckpt_ctx *ctx, if (test_thread_flag(TIF_IA32)) return syscall32_setup_pages(NULL, h->vm_start, 0); #endif - return arch_setup_additional_pages(NULL, h->vm_start, 0); + return arch_setup_additional_pages(NULL, h->vm_start, 1); } #else /* !CONFIG_CHECKPOINT */ #define special_mapping_checkpoint NULL -- 1.6.1