Messages in this thread | | | Date | Wed, 2 Dec 2015 13:47:45 +0800 | From | Dave Young <> | Subject | Re: [PATCH 1/2] kexec: Set KEXEC_TYPE_CRASH before sanity_check_segment_list() |
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Ccing Andrew since usually he monitors and picks up kexec patches.
On 12/02/15 at 01:26pm, Xunlei Pang wrote: > sanity_check_segment_list() checks KEXEC_TYPE_CRASH flag to ensure > all the segments of the loaded crash kernel are winthin the kernel > crash resource limits, so set the flag beforehand.
Looks good except a nitpick, see comments inline.
Otherwise: Acked-by: Dave Young <dyoung@redhat.com>
> > Signed-off-by: Xunlei Pang <xlpang@redhat.com> > --- > kernel/kexec.c | 13 ++++++++----- > 1 file changed, 8 insertions(+), 5 deletions(-) > > diff --git a/kernel/kexec.c b/kernel/kexec.c > index d873b64..9624391 100644 > --- a/kernel/kexec.c > +++ b/kernel/kexec.c > @@ -63,16 +63,19 @@ static int kimage_alloc_init(struct kimage **rimage, unsigned long entry, > if (ret) > goto out_free_image; > > - ret = sanity_check_segment_list(image); > - if (ret) > - goto out_free_image; > - > - /* Enable the special crash kernel control page allocation policy. */ > + /* > + * Enable the special crash kernel control page allocation policy, > + * and set the crash type flag.
It is obvious it is setting the crash type flag, so no need to add extra comment.
> + */ > if (kexec_on_panic) {
Like kexec_file.c, move /* Enable ... policy */ here sounds better. > image->control_page = crashk_res.start; > image->type = KEXEC_TYPE_CRASH; > } > > + ret = sanity_check_segment_list(image); > + if (ret) > + goto out_free_image; > + > /* > * Find a location for the control code buffer, and add it > * the vector of segments so that it's pages will also be > -- > 2.5.0 >
Thanks Dave
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