tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5e857ce6eae7ca21b2055cca4885545e29228fe2 commit: e83f195aa45c1ffd73b3a950a887e41c260cf194 RDMA/cm: Pull duplicated code into cm_queue_work_unlock() date: 5 weeks ago config: riscv-randconfig-s032-20200619 (attached as .config) compiler: riscv32-linux-gcc (GCC) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.2-rc1-18-g27caae40-dirty git checkout e83f195aa45c1ffd73b3a950a887e41c260cf194 # save the attached .config to linux build tree make W=1 C=1 ARCH=riscv CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
sparse warnings: (new ones prefixed by >>)
drivers/infiniband/core/cm.c:1297:21: sparse: sparse: cast from restricted
__be32
>> arch/riscv/include/asm/irqflags.h:22:9: sparse: sparse: context imbalance in
>> 'cm_queue_work_unlock' - unexpected unlock
drivers/infiniband/core/cm.c:2043:12: sparse: sparse: context imbalance in
'cm_req_handler' - different lock contexts for basic block
drivers/infiniband/core/cm.c:2422:12: sparse: sparse: context imbalance in
'cm_rep_handler' - different lock contexts for basic block
drivers/infiniband/core/cm.c:2533:12: sparse: sparse: context imbalance in
'cm_establish_handler' - different lock contexts for basic block
drivers/infiniband/core/cm.c:2556:12: sparse: sparse: context imbalance in
'cm_rtu_handler' - different lock contexts for basic block
drivers/infiniband/core/cm.c:2770:12: sparse: sparse: context imbalance in
'cm_dreq_handler' - different lock contexts for basic block
drivers/infiniband/core/cm.c:2847:12: sparse: sparse: context imbalance in
'cm_drep_handler' - different lock contexts for basic block
drivers/infiniband/core/cm.c:2995:12: sparse: sparse: context imbalance in
'cm_rej_handler' - wrong count at exit
drivers/infiniband/core/cm.c:3153:12: sparse: sparse: context imbalance in
'cm_mra_handler' - different lock contexts for basic block
drivers/infiniband/core/cm.c:3271:12: sparse: sparse: context imbalance in
'cm_lap_handler' - different lock contexts for basic block
drivers/infiniband/core/cm.c:3360:12: sparse: sparse: context imbalance in
'cm_apr_handler' - different lock contexts for basic block
drivers/infiniband/core/cm.c:3405:12: sparse: sparse: context imbalance in
'cm_timewait_handler' - different lock contexts for basic block
vim +/cm_queue_work_unlock +22 arch/riscv/include/asm/irqflags.h
6d60b6ee0c9777b Palmer Dabbelt 2017-07-10 18
6d60b6ee0c9777b Palmer Dabbelt 2017-07-10 19 /* unconditionally enable
interrupts */
6d60b6ee0c9777b Palmer Dabbelt 2017-07-10 20 static inline void
arch_local_irq_enable(void)
6d60b6ee0c9777b Palmer Dabbelt 2017-07-10 21 {
a4c3733d32a72f1 Christoph Hellwig 2019-10-28 @22 csr_set(CSR_STATUS,
SR_IE);
6d60b6ee0c9777b Palmer Dabbelt 2017-07-10 23 }
6d60b6ee0c9777b Palmer Dabbelt 2017-07-10 24
:::::: The code at line 22 was first introduced by commit
:::::: a4c3733d32a72f11dee86d0731d7565aa6ebe22d riscv: abstract out CSR names
for supervisor vs machine mode
:::::: TO: Christoph Hellwig <h...@lst.de>
:::::: CC: Paul Walmsley <paul.walms...@sifive.com>
---
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.config.gz
Description: application/gzip
