Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751125AbbLBF0t (ORCPT ); Wed, 2 Dec 2015 00:26:49 -0500 Received: from mx1.redhat.com ([209.132.183.28]:45812 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750844AbbLBF0s (ORCPT ); Wed, 2 Dec 2015 00:26:48 -0500 From: Xunlei Pang To: linux-kernel@vger.kernel.org, kexec@lists.infradead.org Cc: Dave Young , Eric Biederman , Xunlei Pang Subject: [PATCH 1/2] kexec: Set KEXEC_TYPE_CRASH before sanity_check_segment_list() Date: Wed, 2 Dec 2015 13:26:35 +0800 Message-Id: <1449033995-15700-1-git-send-email-xlpang@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1405 Lines: 46 sanity_check_segment_list() checks KEXEC_TYPE_CRASH flag to ensure all the segments of the loaded crash kernel are winthin the kernel crash resource limits, so set the flag beforehand. Signed-off-by: Xunlei Pang --- kernel/kexec.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/kernel/kexec.c b/kernel/kexec.c index d873b64..9624391 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -63,16 +63,19 @@ static int kimage_alloc_init(struct kimage **rimage, unsigned long entry, if (ret) goto out_free_image; - ret = sanity_check_segment_list(image); - if (ret) - goto out_free_image; - - /* Enable the special crash kernel control page allocation policy. */ + /* + * Enable the special crash kernel control page allocation policy, + * and set the crash type flag. + */ if (kexec_on_panic) { image->control_page = crashk_res.start; image->type = KEXEC_TYPE_CRASH; } + ret = sanity_check_segment_list(image); + if (ret) + goto out_free_image; + /* * Find a location for the control code buffer, and add it * the vector of segments so that it's pages will also be -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/