From: Fengguang Wu <fengguang.wu@intel.com>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Yuanhan Liu <yuanhan.liu@linux.intel.com>, xen-devel@lists.xensource.com
Subject: [xen:devel/pvh.5 8/8] arch/x86/xen/setup.c:261:6: warning: unused variable 'xlated_phys'
Date: Tue, 23 Oct 2012 10:10:54 +0800 [thread overview]
Message-ID: <20121023021054.GD6830@localhost> (raw)
Hi Konrad,
FYI, there are new compile warnings show up in
tree: git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen.git devel/pvh.5
head: dfc557a5c9a519b45b79ad059821db15bad229fa
commit: dfc557a5c9a519b45b79ad059821db15bad229fa [8/8] xen/e820: Coalesce the PVH release/populate logic in the generic case.
config: x86_64-allyesconfig # make ARCH=x86_64 allyesconfig
All warnings:
arch/x86/xen/setup.c: In function 'xen_set_identity_and_release':
arch/x86/xen/setup.c:261:6: warning: unused variable 'xlated_phys' [-Wunused-variable]
vim +261 arch/x86/xen/setup.c
dfc557a5 Konrad Rzeszutek Wilk 2012-10-22 245 }
83d51ab4 David Vrabel 2012-05-03 246 if (start_pfn < nr_pages)
83d51ab4 David Vrabel 2012-05-03 247 *released += xen_release_chunk(
83d51ab4 David Vrabel 2012-05-03 248 start_pfn, min(end_pfn, nr_pages));
83d51ab4 David Vrabel 2012-05-03 249
83d51ab4 David Vrabel 2012-05-03 250 *identity += set_phys_range_identity(start_pfn, end_pfn);
83d51ab4 David Vrabel 2012-05-03 251 }
83d51ab4 David Vrabel 2012-05-03 252
f3f436e3 David Vrabel 2011-09-28 253 static unsigned long __init xen_set_identity_and_release(
f3f436e3 David Vrabel 2011-09-28 254 const struct e820entry *list, size_t map_size, unsigned long nr_pages)
093d7b46 Miroslav Rezanina 2009-09-16 255 {
f3f436e3 David Vrabel 2011-09-28 256 phys_addr_t start = 0;
093d7b46 Miroslav Rezanina 2009-09-16 257 unsigned long released = 0;
68df0da7 Konrad Rzeszutek Wilk 2011-02-01 258 unsigned long identity = 0;
f3f436e3 David Vrabel 2011-09-28 259 const struct e820entry *entry;
68df0da7 Konrad Rzeszutek Wilk 2011-02-01 260 int i;
1a870012 Mukesh Rathor 2012-10-17 @261 int xlated_phys = xen_feature(XENFEAT_auto_translated_physmap);
68df0da7 Konrad Rzeszutek Wilk 2011-02-01 262
f3f436e3 David Vrabel 2011-09-28 263 /*
f3f436e3 David Vrabel 2011-09-28 264 * Combine non-RAM regions and gaps until a RAM region (or the
f3f436e3 David Vrabel 2011-09-28 265 * end of the map) is reached, then set the 1:1 map and
f3f436e3 David Vrabel 2011-09-28 266 * release the pages (if available) in those non-RAM regions.
f3f436e3 David Vrabel 2011-09-28 267 *
f3f436e3 David Vrabel 2011-09-28 268 * The combined non-RAM regions are rounded to a whole number
f3f436e3 David Vrabel 2011-09-28 269 * of pages so any partial pages are accessible via the 1:1
The code at line 261 was first introduced by commit:
1a87001 xen/pvh: bootup and setup (E820) related changes.
---
0-DAY kernel build testing backend Open Source Technology Center
Fengguang Wu, Yuanhan Liu Intel Corporation
reply other threads:[~2012-10-23 2:10 UTC|newest]
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