Messages in this thread | | | Subject | Re: [PATCH v2 14/16] x86,nvdimm,kexec: Use walk_iomem_res_desc() for iomem search | From | Toshi Kani <> | Date | Sat, 26 Dec 2015 17:39:05 -0700 |
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On 12/26/2015 9:05 AM, Minfei Huang wrote: > Ccing kexec maillist. > > On 12/25/15 at 03:09pm, Toshi Kani wrote: >> diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c >> index c245085..e2bd737 100644 >> --- a/kernel/kexec_file.c >> +++ b/kernel/kexec_file.c >> @@ -522,10 +522,10 @@ int kexec_add_buffer(struct kimage *image, char *buffer, unsigned long bufsz, >> >> /* Walk the RAM ranges and allocate a suitable range for the buffer */ >> if (image->type == KEXEC_TYPE_CRASH) >> - ret = walk_iomem_res("Crash kernel", >> - IORESOURCE_SYSTEM_RAM | IORESOURCE_BUSY, >> - crashk_res.start, crashk_res.end, kbuf, >> - locate_mem_hole_callback); >> + ret = walk_iomem_res_desc(IORES_DESC_CRASH_KERNEL, > > Since crashk_res's desc has been assigned to IORES_DESC_CRASH_KERNEL, it > is better to use crashk_res.desc, instead of using > IORES_DESC_CRASH_KERNEL directly.
Sounds good. I will change it to use crashk_res.desc.
Thanks, -Toshi
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