kernel-hacking-2024-linux-s.../arch
Gustavo A. R. Silva 2d291e6cc1
MIPS: OProfile: Mark expected switch fall-throughs
Mark switch cases where we are expecting to fall through.

This patch fixes the following warning (Building: mips):

arch/mips/oprofile/op_model_mipsxx.c: In function ‘mipsxx_cpu_stop’:
arch/mips/oprofile/op_model_mipsxx.c:217:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfctrl3(0);
   ^~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:218:2: note: here
  case 3:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c:219:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfctrl2(0);
   ^~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:220:2: note: here
  case 2:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c:221:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfctrl1(0);
   ^~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:222:2: note: here
  case 1:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c: In function ‘mipsxx_cpu_start’:
arch/mips/oprofile/op_model_mipsxx.c:197:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfctrl3(WHAT | reg.control[3]);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:198:2: note: here
  case 3:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c:199:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfctrl2(WHAT | reg.control[2]);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:200:2: note: here
  case 2:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c:201:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfctrl1(WHAT | reg.control[1]);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:202:2: note: here
  case 1:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c: In function ‘reset_counters’:
arch/mips/oprofile/op_model_mipsxx.c:299:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfcntr3(0);
   ^~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:300:2: note: here
  case 3:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c:302:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfcntr2(0);
   ^~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:303:2: note: here
  case 2:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c:305:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfcntr1(0);
   ^~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:306:2: note: here
  case 1:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c: In function ‘mipsxx_perfcount_handler’:
arch/mips/oprofile/op_model_mipsxx.c:242:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
   if ((control & MIPS_PERFCTRL_IE) &&   \
      ^
arch/mips/oprofile/op_model_mipsxx.c:248:2: note: in expansion of macro ‘HANDLE_COUNTER’
  HANDLE_COUNTER(3)
  ^~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:239:2: note: here
  case n + 1:       \
  ^
arch/mips/oprofile/op_model_mipsxx.c:249:2: note: in expansion of macro ‘HANDLE_COUNTER’
  HANDLE_COUNTER(2)
  ^~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:242:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
   if ((control & MIPS_PERFCTRL_IE) &&   \
      ^
arch/mips/oprofile/op_model_mipsxx.c:249:2: note: in expansion of macro ‘HANDLE_COUNTER’
  HANDLE_COUNTER(2)
  ^~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:239:2: note: here
  case n + 1:       \
  ^
arch/mips/oprofile/op_model_mipsxx.c:250:2: note: in expansion of macro ‘HANDLE_COUNTER’
  HANDLE_COUNTER(1)
  ^~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:242:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
   if ((control & MIPS_PERFCTRL_IE) &&   \
      ^
arch/mips/oprofile/op_model_mipsxx.c:250:2: note: in expansion of macro ‘HANDLE_COUNTER’
  HANDLE_COUNTER(1)
  ^~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:239:2: note: here
  case n + 1:       \
  ^
arch/mips/oprofile/op_model_mipsxx.c:251:2: note: in expansion of macro ‘HANDLE_COUNTER’
  HANDLE_COUNTER(0)
  ^~~~~~~~~~~~~~
  CC      usr/include/linux/pmu.h.s
arch/mips/oprofile/op_model_mipsxx.c: In function ‘mipsxx_cpu_setup’:
arch/mips/oprofile/op_model_mipsxx.c:174:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfcntr3(reg.counter[3]);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:175:2: note: here
  case 3:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c:177:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfcntr2(reg.counter[2]);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:178:2: note: here
  case 2:
  ^~~~
arch/mips/oprofile/op_model_mipsxx.c:180:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   w_c0_perfcntr1(reg.counter[1]);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/oprofile/op_model_mipsxx.c:181:2: note: here
  case 1:
  ^~~~

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Robert Richter <rric@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: oprofile-list@lists.sf.net
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: Kees Cook <keescook@chromium.org>
2019-07-30 09:40:17 -07:00
..
alpha treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 47 2019-05-24 17:27:13 +02:00
arc treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
arm The usual smattering of fixes and tunings that came in too late for the 2019-05-26 13:45:15 -07:00
arm64 The usual smattering of fixes and tunings that came in too late for the 2019-05-26 13:45:15 -07:00
c6x treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 36 2019-05-24 17:27:11 +02:00
csky treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
h8300 treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
hexagon treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
ia64 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 47 2019-05-24 17:27:13 +02:00
m68k treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 74 2019-05-24 17:36:47 +02:00
microblaze treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
mips MIPS: OProfile: Mark expected switch fall-throughs 2019-07-30 09:40:17 -07:00
nds32 treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
nios2 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 13 2019-05-21 11:28:45 +02:00
openrisc treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
parisc treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
powerpc treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 118 2019-05-24 17:39:02 +02:00
riscv treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 120 2019-05-24 17:39:02 +02:00
s390 KVM: s390: fix memory slot handling for KVM_SET_USER_MEMORY_REGION 2019-05-24 21:27:14 +02:00
sh treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
sparc treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61 2019-05-24 17:36:45 +02:00
um treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
unicore32 Merge branch 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-05-19 10:23:24 -07:00
x86 The usual smattering of fixes and tunings that came in too late for the 2019-05-26 13:45:15 -07:00
xtensa treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
.gitignore
Kconfig