[arc:topic-mmu 15/32] arch/arc/mm/tlb.c:109:36: error: 'TLBDeleteEntry' undeclared

From: kernel test robot
Date: Fri Aug 06 2021 - 02:21:29 EST

tree: https://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc.git topic-mmu
head: aad84191703280f0aace986bff0afd917b77511e
commit: 44180330845d9748c468560312cd2ce28101325f [15/32] ARC: mm: retire MMUv1 and MMUv2 support
config: arc-randconfig-r012-20210805 (attached as .config)
compiler: arceb-elf-gcc (GCC) 10.3.0
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/vgupta/arc.git/commit/?id=44180330845d9748c468560312cd2ce28101325f
git remote add arc https://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc.git
git fetch --no-tags arc topic-mmu
git checkout 44180330845d9748c468560312cd2ce28101325f
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash arch/arc/mm/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

In file included from arch/arc/include/asm/arcregs.h:149,
from arch/arc/include/asm/irqflags-compact.h:16,
from arch/arc/include/asm/irqflags.h:11,
from include/linux/irqflags.h:16,
from arch/arc/include/asm/smp.h:102,
from arch/arc/include/asm/cmpxchg.h:13,
from arch/arc/include/asm/atomic.h:13,
from include/linux/atomic.h:7,
from include/asm-generic/bitops/lock.h:5,
from arch/arc/include/asm/bitops.h:188,
from include/linux/bitops.h:32,
from include/linux/kernel.h:12,
from include/linux/list.h:9,
from include/linux/module.h:12,
from arch/arc/mm/tlb.c:9:
arch/arc/mm/tlb.c: In function 'tlb_entry_erase':
>> arch/arc/mm/tlb.c:109:36: error: 'TLBDeleteEntry' undeclared (first use in this function)
109 | write_aux_reg(ARC_REG_TLBCOMMAND, TLBDeleteEntry);
| ^~~~~~~~~~~~~~
include/soc/arc/aux.h:14:61: note: in definition of macro 'write_aux_reg'
14 | #define write_aux_reg(r, v) __builtin_arc_sr((unsigned int)(v), r)
| ^
arch/arc/mm/tlb.c:109:36: note: each undeclared identifier is reported only once for each function it appears in
109 | write_aux_reg(ARC_REG_TLBCOMMAND, TLBDeleteEntry);
| ^~~~~~~~~~~~~~
include/soc/arc/aux.h:14:61: note: in definition of macro 'write_aux_reg'
14 | #define write_aux_reg(r, v) __builtin_arc_sr((unsigned int)(v), r)
| ^
arch/arc/mm/tlb.c: In function 'tlb_entry_insert':
>> arch/arc/mm/tlb.c:120:36: error: 'TLBInsertEntry' undeclared (first use in this function)
120 | write_aux_reg(ARC_REG_TLBCOMMAND, TLBInsertEntry);
| ^~~~~~~~~~~~~~
include/soc/arc/aux.h:14:61: note: in definition of macro 'write_aux_reg'
14 | #define write_aux_reg(r, v) __builtin_arc_sr((unsigned int)(v), r)
| ^
arch/arc/mm/tlb.c: At top level:
arch/arc/mm/tlb.c:389:6: warning: no previous prototype for 'create_tlb' [-Wmissing-prototypes]
389 | void create_tlb(struct vm_area_struct *vma, unsigned long vaddr, pte_t *ptep)
| ^~~~~~~~~~
arch/arc/mm/tlb.c:756:6: warning: no previous prototype for 'do_tlb_overlap_fault' [-Wmissing-prototypes]
756 | void do_tlb_overlap_fault(unsigned long cause, unsigned long address,
| ^~~~~~~~~~~~~~~~~~~~


vim +/TLBDeleteEntry +109 arch/arc/mm/tlb.c

d7a512bfe0be37 Vineet Gupta 2015-04-06 105
d7a512bfe0be37 Vineet Gupta 2015-04-06 106 static void tlb_entry_erase(unsigned int vaddr_n_asid)
d7a512bfe0be37 Vineet Gupta 2015-04-06 107 {
d7a512bfe0be37 Vineet Gupta 2015-04-06 108 write_aux_reg(ARC_REG_TLBPD0, vaddr_n_asid | _PAGE_PRESENT);
d7a512bfe0be37 Vineet Gupta 2015-04-06 @109 write_aux_reg(ARC_REG_TLBCOMMAND, TLBDeleteEntry);
d7a512bfe0be37 Vineet Gupta 2015-04-06 110 }
d7a512bfe0be37 Vineet Gupta 2015-04-06 111
5a364c2a1762e8 Vineet Gupta 2015-02-06 112 static void tlb_entry_insert(unsigned int pd0, pte_t pd1)
d7a512bfe0be37 Vineet Gupta 2015-04-06 113 {
d7a512bfe0be37 Vineet Gupta 2015-04-06 114 write_aux_reg(ARC_REG_TLBPD0, pd0);
d7a512bfe0be37 Vineet Gupta 2015-04-06 115 write_aux_reg(ARC_REG_TLBPD1, pd1);
5a364c2a1762e8 Vineet Gupta 2015-02-06 116
5a364c2a1762e8 Vineet Gupta 2015-02-06 117 if (is_pae40_enabled())
5a364c2a1762e8 Vineet Gupta 2015-02-06 118 write_aux_reg(ARC_REG_TLBPD1HI, (u64)pd1 >> 32);
5a364c2a1762e8 Vineet Gupta 2015-02-06 119
d7a512bfe0be37 Vineet Gupta 2015-04-06 @120 write_aux_reg(ARC_REG_TLBCOMMAND, TLBInsertEntry);
d7a512bfe0be37 Vineet Gupta 2015-04-06 121 }
d7a512bfe0be37 Vineet Gupta 2015-04-06 122

:::::: The code at line 109 was first introduced by commit
:::::: d7a512bfe0be3790bae8465b4cb6c1bbca03c616 ARCv2: MMUv4: TLB programming Model changes

:::::: TO: Vineet Gupta <vgupta@xxxxxxxxxxxx>
:::::: CC: Vineet Gupta <vgupta@xxxxxxxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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