From: kbuild test robot <lkp@intel.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: kbuild-all@lists.01.org,
Linux Memory Management List <linux-mm@kvack.org>,
Somala Swaraj <somalaswaraj@gmail.com>,
Johannes Weiner <hannes@cmpxchg.org>
Subject: [hnaz-linux-mm:master 294/340] arch/arm64/mm/context.c:266:1: error: expected identifier or '(' before '{' token
Date: Tue, 10 Mar 2020 15:47:59 +0800 [thread overview]
Message-ID: <202003101552.S8mr9RVE%lkp@intel.com> (raw)
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tree: https://github.com/hnaz/linux-mm master
head: 5d9ee416b5701096536c7a63c04dbe25012baa9e
commit: 7cb12f5cc10e701db5b74272c313fc71908d818a [294/340] linux-next-git-rejects
config: arm64-defconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 7cb12f5cc10e701db5b74272c313fc71908d818a
# save the attached .config to linux build tree
GCC_VERSION=9.2.0 make.cross ARCH=arm64
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> arch/arm64/mm/context.c:266:1: error: expected identifier or '(' before '{' token
266 | {
| ^
vim +266 arch/arm64/mm/context.c
21fec3084a2f24 Andrew Morton 2020-03-10 265
21fec3084a2f24 Andrew Morton 2020-03-10 @266 {
21fec3084a2f24 Andrew Morton 2020-03-10 267 unsigned long ttbr1 = read_sysreg(ttbr1_el1);
21fec3084a2f24 Andrew Morton 2020-03-10 268 unsigned long asid = ASID(mm);
21fec3084a2f24 Andrew Morton 2020-03-10 269 unsigned long ttbr0 = phys_to_ttbr(pgd_phys);
21fec3084a2f24 Andrew Morton 2020-03-10 270
21fec3084a2f24 Andrew Morton 2020-03-10 271 /* Skip CNP for the reserved ASID */
21fec3084a2f24 Andrew Morton 2020-03-10 272 if (system_supports_cnp() && asid)
21fec3084a2f24 Andrew Morton 2020-03-10 273 ttbr0 |= TTBR_CNP_BIT;
21fec3084a2f24 Andrew Morton 2020-03-10 274
21fec3084a2f24 Andrew Morton 2020-03-10 275 /* SW PAN needs a copy of the ASID in TTBR0 for entry */
21fec3084a2f24 Andrew Morton 2020-03-10 276 if (IS_ENABLED(CONFIG_ARM64_SW_TTBR0_PAN))
21fec3084a2f24 Andrew Morton 2020-03-10 277 ttbr0 |= FIELD_PREP(TTBR_ASID_MASK, asid);
21fec3084a2f24 Andrew Morton 2020-03-10 278
21fec3084a2f24 Andrew Morton 2020-03-10 279 /* Set ASID in TTBR1 since TCR.A1 is set */
21fec3084a2f24 Andrew Morton 2020-03-10 280 ttbr1 &= ~TTBR_ASID_MASK;
21fec3084a2f24 Andrew Morton 2020-03-10 281 ttbr1 |= FIELD_PREP(TTBR_ASID_MASK, asid);
21fec3084a2f24 Andrew Morton 2020-03-10 282
21fec3084a2f24 Andrew Morton 2020-03-10 283 write_sysreg(ttbr1, ttbr1_el1);
21fec3084a2f24 Andrew Morton 2020-03-10 284 isb();
21fec3084a2f24 Andrew Morton 2020-03-10 285 write_sysreg(ttbr0, ttbr0_el1);
21fec3084a2f24 Andrew Morton 2020-03-10 286 isb();
21fec3084a2f24 Andrew Morton 2020-03-10 287 post_ttbr_update_workaround();
95e3de3590e3f2 Marc Zyngier 2018-01-02 288 }
95e3de3590e3f2 Marc Zyngier 2018-01-02 289
:::::: The code at line 266 was first introduced by commit
:::::: 21fec3084a2f249b381d729e38376fbea0554651 linux-next
:::::: TO: Andrew Morton <akpm@linux-foundation.org>
:::::: CC: Johannes Weiner <hannes@cmpxchg.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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