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| author | James Bottomley <James.Bottomley@HansenPartnership.com> | 2016-07-06 07:25:55 -0700 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2016-07-06 07:25:55 -0700 |
| commit | ea1a25c3348abc33d7d94db28501766adf3d1c7d (patch) | |
| tree | ca3c5c8b72532117034dd2d57a2a85eead13db7b /kernel/kexec_file.c | |
| parent | 5e7ff2ca7f2da55fe777167849d0c93403bd0dc8 (diff) | |
| parent | 262e2bfd7d1e1f1ee48b870e5dfabb87c06b975e (diff) | |
| download | linux-ea1a25c3348abc33d7d94db28501766adf3d1c7d.tar.bz2 | |
Merge branch 'jejb-fixes' into fixes
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 c72d2ff5896e..503bc2d348e5 100644 --- a/kernel/kexec_file.c +++ b/kernel/kexec_file.c @@ -274,8 +274,11 @@ 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; @@ -324,6 +327,9 @@ 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; |