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| author | Xunlei Pang <xlpang@redhat.com> | 2016-01-20 15:00:36 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-20 17:09:18 -0800 |
| commit | 978e30c9b46161c792ecdad0091fd017b21b8ca5 (patch) | |
| tree | 2b9f2190bf48d175be825f5d48743b8defb3aab8 /kernel/kexec_internal.h | |
| parent | 2b24692b9235cb82b6f735b7a4c4137211ddf005 (diff) | |
| download | linux-978e30c9b46161c792ecdad0091fd017b21b8ca5.tar.gz linux-978e30c9b46161c792ecdad0091fd017b21b8ca5.tar.bz2 linux-978e30c9b46161c792ecdad0091fd017b21b8ca5.zip | |
kexec: move some memembers and definitions within the scope of CONFIG_KEXEC_FILE
Move the stuff currently only used by the kexec file code within
CONFIG_KEXEC_FILE (and CONFIG_KEXEC_VERIFY_SIG).
Also move internal "struct kexec_sha_region" and "struct kexec_buf" into
"kexec_internal.h".
Signed-off-by: Xunlei Pang <xlpang@redhat.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Dave Young <dyoung@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/kexec_internal.h')
| -rw-r--r-- | kernel/kexec_internal.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/kernel/kexec_internal.h b/kernel/kexec_internal.h index e4392a698ad4..0a52315d9c62 100644 --- a/kernel/kexec_internal.h +++ b/kernel/kexec_internal.h @@ -15,6 +15,27 @@ int kimage_is_destination_range(struct kimage *image, extern struct mutex kexec_mutex; #ifdef CONFIG_KEXEC_FILE +struct kexec_sha_region { + unsigned long start; + unsigned long len; +}; + +/* + * Keeps track of buffer parameters as provided by caller for requesting + * memory placement of buffer. + */ +struct kexec_buf { + struct kimage *image; + char *buffer; + unsigned long bufsz; + unsigned long mem; + unsigned long memsz; + unsigned long buf_align; + unsigned long buf_min; + unsigned long buf_max; + bool top_down; /* allocate from top of memory hole */ +}; + void kimage_file_post_load_cleanup(struct kimage *image); #else /* CONFIG_KEXEC_FILE */ static inline void kimage_file_post_load_cleanup(struct kimage *image) { } |