From: kernel test robot <lkp@intel.com>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: oe-kbuild-all@lists.linux.dev
Subject: [arm-integrator:virt-to-pfn-v6.2-rc3 7/20] arch/arm64/kernel/vdso.c:293:45: warning: passing argument 1 of 'virt_to_pfn' makes pointer from integer without a cast
Date: Wed, 8 Feb 2023 21:41:37 +0800 [thread overview]
Message-ID: <202302082128.V2hlDTh8-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git virt-to-pfn-v6.2-rc3
head: e7b124e682b6f0adf09d2bb405e70bee2024175f
commit: 6e863d123cc67f8fb660aa54f971a01ddc56b5b2 [7/20] arm64: memory: Make virt_to_pfn() a static inline
config: arm64-allyesconfig (https://download.01.org/0day-ci/archive/20230208/202302082128.V2hlDTh8-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git/commit/?id=6e863d123cc67f8fb660aa54f971a01ddc56b5b2
git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git
git fetch --no-tags arm-integrator virt-to-pfn-v6.2-rc3
git checkout 6e863d123cc67f8fb660aa54f971a01ddc56b5b2
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm64 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/kernel/ drivers/net/xen-netback/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from arch/arm64/include/asm/memory.h:322,
from arch/arm64/include/asm/thread_info.h:17,
from include/linux/thread_info.h:60,
from arch/arm64/include/asm/preempt.h:6,
from include/linux/preempt.h:78,
from include/linux/smp.h:110,
from arch/arm64/include/asm/arch_timer.h:18,
from arch/arm64/include/asm/timex.h:8,
from include/linux/timex.h:67,
from include/linux/clocksource.h:13,
from arch/arm64/kernel/vdso.c:11:
arch/arm64/kernel/vdso.c: In function 'aarch32_alloc_kuser_vdso_page':
>> arch/arm64/kernel/vdso.c:293:45: warning: passing argument 1 of 'virt_to_pfn' makes pointer from integer without a cast [-Wint-conversion]
293 | aarch32_vectors_page = virt_to_page(vdso_page);
| ^~~~~~~~~
| |
| long unsigned int
include/asm-generic/memory_model.h:25:45: note: in definition of macro '__pfn_to_page'
25 | #define __pfn_to_page(pfn) (vmemmap + (pfn))
| ^~~
arch/arm64/kernel/vdso.c:293:32: note: in expansion of macro 'virt_to_page'
293 | aarch32_vectors_page = virt_to_page(vdso_page);
| ^~~~~~~~~~~~
arch/arm64/include/asm/memory.h:324:53: note: expected 'const void *' but argument is of type 'long unsigned int'
324 | static inline unsigned long virt_to_pfn(const void *kaddr)
| ~~~~~~~~~~~~^~~~~
--
In file included from arch/arm64/include/asm/memory.h:322,
from arch/arm64/include/asm/thread_info.h:17,
from include/linux/thread_info.h:60,
from arch/arm64/include/asm/preempt.h:6,
from include/linux/preempt.h:78,
from include/linux/smp.h:110,
from arch/arm64/include/asm/arch_timer.h:18,
from arch/arm64/include/asm/timex.h:8,
from include/linux/timex.h:67,
from include/linux/time32.h:13,
from include/linux/time.h:60,
from arch/arm64/include/asm/stat.h:12,
from include/linux/stat.h:6,
from include/linux/module.h:13,
from drivers/net/xen-netback/common.h:32,
from drivers/net/xen-netback/netback.c:35:
drivers/net/xen-netback/netback.c: In function 'xenvif_fill_frags':
>> drivers/net/xen-netback/netback.c:671:37: warning: passing argument 1 of 'virt_to_pfn' makes pointer from integer without a cast [-Wint-conversion]
671 | page = virt_to_page(idx_to_kaddr(queue, pending_idx));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| |
| long unsigned int
include/asm-generic/memory_model.h:25:45: note: in definition of macro '__pfn_to_page'
25 | #define __pfn_to_page(pfn) (vmemmap + (pfn))
| ^~~
drivers/net/xen-netback/netback.c:671:24: note: in expansion of macro 'virt_to_page'
671 | page = virt_to_page(idx_to_kaddr(queue, pending_idx));
| ^~~~~~~~~~~~
arch/arm64/include/asm/memory.h:324:53: note: expected 'const void *' but argument is of type 'long unsigned int'
324 | static inline unsigned long virt_to_pfn(const void *kaddr)
| ~~~~~~~~~~~~^~~~~
drivers/net/xen-netback/netback.c: In function 'xenvif_tx_build_gops':
drivers/net/xen-netback/netback.c:886:21: warning: variable 'pending_idx' set but not used [-Wunused-but-set-variable]
886 | u16 pending_idx;
| ^~~~~~~~~~~
vim +/virt_to_pfn +293 arch/arm64/kernel/vdso.c
9031fefde6f2ac Will Deacon 2012-03-05 277
1255a7341bee6c Vincenzo Frascino 2019-04-15 278 static int aarch32_alloc_kuser_vdso_page(void)
9031fefde6f2ac Will Deacon 2012-03-05 279 {
9031fefde6f2ac Will Deacon 2012-03-05 280 extern char __kuser_helper_start[], __kuser_helper_end[];
9031fefde6f2ac Will Deacon 2012-03-05 281 int kuser_sz = __kuser_helper_end - __kuser_helper_start;
1255a7341bee6c Vincenzo Frascino 2019-04-15 282 unsigned long vdso_page;
9031fefde6f2ac Will Deacon 2012-03-05 283
af1b3cf2c2a3f4 Vincenzo Frascino 2019-04-15 284 if (!IS_ENABLED(CONFIG_KUSER_HELPERS))
af1b3cf2c2a3f4 Vincenzo Frascino 2019-04-15 285 return 0;
af1b3cf2c2a3f4 Vincenzo Frascino 2019-04-15 286
7cd6ca1d790226 Will Deacon 2021-03-18 287 vdso_page = get_zeroed_page(GFP_KERNEL);
1255a7341bee6c Vincenzo Frascino 2019-04-15 288 if (!vdso_page)
0d747f6585954d Vincenzo Frascino 2019-04-15 289 return -ENOMEM;
9031fefde6f2ac Will Deacon 2012-03-05 290
1255a7341bee6c Vincenzo Frascino 2019-04-15 291 memcpy((void *)(vdso_page + 0x1000 - kuser_sz), __kuser_helper_start,
1255a7341bee6c Vincenzo Frascino 2019-04-15 292 kuser_sz);
74fc72e77dc5c8 Mark Rutland 2020-04-28 @293 aarch32_vectors_page = virt_to_page(vdso_page);
1255a7341bee6c Vincenzo Frascino 2019-04-15 294 return 0;
0d747f6585954d Vincenzo Frascino 2019-04-15 295 }
9031fefde6f2ac Will Deacon 2012-03-05 296
:::::: The code at line 293 was first introduced by commit
:::::: 74fc72e77dc5c8033d1b47d2c8a7229b4b83a746 arm64: vdso: remove aarch32_vdso_pages[]
:::::: TO: Mark Rutland <mark.rutland@arm.com>
:::::: CC: Will Deacon <will@kernel.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
reply other threads:[~2023-02-08 13:42 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202302082128.V2hlDTh8-lkp@intel.com \
--to=lkp@intel.com \
--cc=linus.walleij@linaro.org \
--cc=oe-kbuild-all@lists.linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.