diff options
Diffstat (limited to 'kernel/kexec_file.c')
| -rw-r--r-- | kernel/kexec_file.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c index 56b18eb1f001..01e9eaa23d9a 100644 --- a/kernel/kexec_file.c +++ b/kernel/kexec_file.c @@ -329,8 +329,11 @@ SYSCALL_DEFINE5(kexec_file_load, int, kernel_fd, int, initrd_fd, return -EBUSY; dest_image = &kexec_image; - if (flags & KEXEC_FILE_ON_CRASH) + if (flags & KEXEC_FILE_ON_CRASH) { dest_image = &kexec_crash_image; + if (kexec_crash_image) + arch_kexec_unprotect_crashkres(); + } if (flags & KEXEC_FILE_UNLOAD) goto exchange; @@ -379,6 +382,9 @@ SYSCALL_DEFINE5(kexec_file_load, int, kernel_fd, int, initrd_fd, exchange: image = xchg(dest_image, image); out: + if ((flags & KEXEC_FILE_ON_CRASH) && kexec_crash_image) + arch_kexec_protect_crashkres(); + mutex_unlock(&kexec_mutex); kimage_free(image); return ret; |