diff options
Diffstat (limited to 'kernel/kexec_core.c')
| -rw-r--r-- | kernel/kexec_core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c index 23a83a4da38a..86ef06d3dbe3 100644 --- a/kernel/kexec_core.c +++ b/kernel/kexec_core.c @@ -471,6 +471,10 @@ static struct page *kimage_alloc_crash_control_pages(struct kimage *image, } } + /* Ensure that these pages are decrypted if SME is enabled. */ + if (pages) + arch_kexec_post_alloc_pages(page_address(pages), 1 << order, 0); + return pages; } @@ -867,6 +871,7 @@ static int kimage_load_crash_segment(struct kimage *image, result = -ENOMEM; goto out; } + arch_kexec_post_alloc_pages(page_address(page), 1, 0); ptr = kmap(page); ptr += maddr & ~PAGE_MASK; mchunk = min_t(size_t, mbytes, @@ -884,6 +889,7 @@ static int kimage_load_crash_segment(struct kimage *image, result = copy_from_user(ptr, buf, uchunk); kexec_flush_icache_page(page); kunmap(page); + arch_kexec_pre_free_pages(page_address(page), 1); if (result) { result = -EFAULT; goto out; |