[drm-intel:drm-intel-next-queued 4/4] include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen12_fwtable_read8' - different lock contexts for basic block

[drm-intel:drm-intel-next-queued 4/4] include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen12_fwtable_read8' - different lock contexts for basic block

[kbuild test robot]

tree:   git://anongit.freedesktop.org/drm-intel drm-intel-next-queued
head:   cf82d9ddd3b5203dea5561dfabd1216b8159af37
commit: cf82d9ddd3b5203dea5561dfabd1216b8159af37 [4/4] drm/i915/tgl: Introduce gen12 forcewake ranges
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.1-rc1-37-gd466a02-dirty
        git checkout cf82d9ddd3b5203dea5561dfabd1216b8159af37
        make ARCH=x86_64 allmodconfig
        make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

>> include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen12_fwtable_read8' - different lock contexts for basic block
>> include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen12_fwtable_read16' - different lock contexts for basic block
>> include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen12_fwtable_read32' - different lock contexts for basic block
>> include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen12_fwtable_read64' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen11_fwtable_read8' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen11_fwtable_read16' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen11_fwtable_read32' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen11_fwtable_read64' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'fwtable_read8' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'fwtable_read16' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'fwtable_read32' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'fwtable_read64' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen6_read8' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen6_read16' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen6_read32' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen6_read64' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen6_write8' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen6_write16' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen6_write32' - different lock contexts for basic block
>> include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen12_fwtable_write8' - different lock contexts for basic block
>> include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen12_fwtable_write16' - different lock contexts for basic block
>> include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen12_fwtable_write32' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen11_fwtable_write8' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen11_fwtable_write16' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen11_fwtable_write32' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'fwtable_write8' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'fwtable_write16' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'fwtable_write32' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen8_write8' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen8_write16' - different lock contexts for basic block
   include/linux/spinlock.h:393:9: sparse: sparse: context imbalance in 'gen8_write32' - different lock contexts for basic block

vim +/gen12_fwtable_read8 +393 include/linux/spinlock.h

c2f21ce2e31286 Thomas Gleixner 2009-12-02  390  
3490565b633c70 Denys Vlasenko  2015-07-13  391  static __always_inline void spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags)
c2f21ce2e31286 Thomas Gleixner 2009-12-02  392  {
c2f21ce2e31286 Thomas Gleixner 2009-12-02 @393  	raw_spin_unlock_irqrestore(&lock->rlock, flags);
c2f21ce2e31286 Thomas Gleixner 2009-12-02  394  }
c2f21ce2e31286 Thomas Gleixner 2009-12-02  395  

:::::: The code at line 393 was first introduced by commit
:::::: c2f21ce2e31286a0a32f8da0a7856e9ca1122ef3 locking: Implement new raw_spinlock

:::::: TO: Thomas Gleixner <tglx@linutronix.de>
:::::: CC: Thomas Gleixner <tglx@linutronix.de>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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