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authorBaoquan He <bhe@redhat.com>2024-01-24 13:12:42 +0800
committerAndrew Morton <akpm@linux-foundation.org>2024-02-23 17:48:22 -0800
commit443cbaf9e2fdbef7d7cae457434a6cb8a679441b (patch)
treeb8e215ce96c62496ef0035e5c63f00e34b428f8d /kernel/printk
parentkexec: split crashkernel reservation code out from crash_core.c (diff)
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crash: split vmcoreinfo exporting code out from crash_core.c
Now move the relevant codes into separate files: kernel/crash_reserve.c, include/linux/crash_reserve.h. And add config item CRASH_RESERVE to control its enabling. And also update the old ifdeffery of CONFIG_CRASH_CORE, including of <linux/crash_core.h> and config item dependency on CRASH_CORE accordingly. And also do renaming as follows: - arch/xxx/kernel/{crash_core.c => vmcore_info.c} because they are only related to vmcoreinfo exporting on x86, arm64, riscv. And also Remove config item CRASH_CORE, and rely on CONFIG_KEXEC_CORE to decide if build in crash_core.c. [yang.lee@linux.alibaba.com: remove duplicated include in vmcore_info.c] Link: https://lkml.kernel.org/r/20240126005744.16561-1-yang.lee@linux.alibaba.com Link: https://lkml.kernel.org/r/20240124051254.67105-3-bhe@redhat.com Signed-off-by: Baoquan He <bhe@redhat.com> Signed-off-by: Yang Li <yang.lee@linux.alibaba.com> Acked-by: Hari Bathini <hbathini@linux.ibm.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Eric W. Biederman <ebiederm@xmission.com> Cc: Pingfan Liu <piliu@redhat.com> Cc: Klara Modin <klarasmodin@gmail.com> Cc: Michael Kelley <mhklinux@outlook.com> Cc: Nathan Chancellor <nathan@kernel.org> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Yang Li <yang.lee@linux.alibaba.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'kernel/printk')
-rw-r--r--kernel/printk/printk.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index f2444b581e16..7d74b000b43a 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -34,7 +34,7 @@
#include <linux/security.h>
#include <linux/memblock.h>
#include <linux/syscalls.h>
-#include <linux/crash_core.h>
+#include <linux/vmcore_info.h>
#include <linux/ratelimit.h>
#include <linux/kmsg_dump.h>
#include <linux/syslog.h>
@@ -951,7 +951,7 @@ const struct file_operations kmsg_fops = {
.release = devkmsg_release,
};
-#ifdef CONFIG_CRASH_CORE
+#ifdef CONFIG_VMCORE_INFO
/*
* This appends the listed symbols to /proc/vmcore
*