From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752720AbeCXRpn (ORCPT ); Sat, 24 Mar 2018 13:45:43 -0400 Received: from smtprelay0039.hostedemail.com ([216.40.44.39]:36284 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752704AbeCXRpm (ORCPT ); Sat, 24 Mar 2018 13:45:42 -0400 X-Session-Marker: 7368656140736865616C6576792E636F6D X-Spam-Summary: 2,0,0,,d41d8cd98f00b204,,:::::::::::::::::::::::::::,RULES_HIT:41:355:379:541:800:960:966:973:988:989:1260:1345:1359:1437:1534:1541:1711:1730:1747:1777:1792:1978:1981:2194:2196:2199:2200:2393:2559:2562:3138:3139:3140:3141:3142:3352:3876:3877:4321:4385:4605:5007:6114:6261:6642:6737:10004:10848:11026:11473:11658:11914:12043:12048:12296:12438:12533:12555:12895:13069:13311:13357:14096:14181:14384:14394:14721:21080:21451:21627:30012:30054,0,RBL:71.235.10.46:@shealevy.com:.lbl8.mailshell.net-62.4.0.191 64.201.201.201,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:ff,MSBL:0,DNSBL:neutral,Custom_rules:0:0:0,LFtime:20,LUA_SUMMARY:none X-HE-Tag: cows11_4ea06453d7f19 X-Filterd-Recvd-Size: 2112 From: Shea Levy To: linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-c6x-dev@linux-c6x.org, uclinux-h8-devel@lists.sourceforge.jp, linux-m68k@vger.kernel.org, nios2-dev@lists.rocketboards.org, openrisc@lists.librecores.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, user-mode-linux-devel@lists.sourceforge.net Cc: Shea Levy Subject: [PATCH 01/16] initrd: Add generic code path for common initrd unloading logic. Date: Sat, 24 Mar 2018 13:44:43 -0400 Message-Id: <20180324174458.26423-2-shea@shealevy.com> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180324174458.26423-1-shea@shealevy.com> References: <20180324174458.26423-1-shea@shealevy.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Shea Levy --- init/initramfs.c | 7 +++++++ usr/Kconfig | 4 ++++ 2 files changed, 11 insertions(+) diff --git a/init/initramfs.c b/init/initramfs.c index 7e99a0038942..de5ce873eb5a 100644 --- a/init/initramfs.c +++ b/init/initramfs.c @@ -526,6 +526,13 @@ extern unsigned long __initramfs_size; #include #include +#ifdef CONFIG_INITRAMFS_GENERIC_UNLOAD +void free_initrd_mem(unsigned long start, unsigned long end) +{ + free_reserved_area((void *)start, (void *)end, -1, "initrd"); +} +#endif + static void __init free_initrd(void) { #ifdef CONFIG_KEXEC_CORE diff --git a/usr/Kconfig b/usr/Kconfig index 43658b8a975e..fd79d4d6fa26 100644 --- a/usr/Kconfig +++ b/usr/Kconfig @@ -233,3 +233,7 @@ config INITRAMFS_COMPRESSION default ".lzma" if RD_LZMA default ".bz2" if RD_BZIP2 default "" + +# Arches can select this for a generic initrd unloading codepath +config INITRAMFS_GENERIC_UNLOAD + bool -- 2.16.2