From: kernel test robot <lkp@intel.com>
To: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
linux-kernel@vger.kernel.org,
Michael Ellerman <mpe@ellerman.id.au>,
Arnd Bergmann <arnd@arndb.de>
Subject: arch/powerpc/kernel/traps.c:1167:19: error: unused function '__parse_fpscr'
Date: Sat, 30 Sep 2023 21:40:29 +0800 [thread overview]
Message-ID: <202309302131.bsuutuxs-lkp@intel.com> (raw)
Hi Christophe,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 9f3ebbef746f89f860a90ced99a359202ea86fde
commit: ca13c130a43fe3ab625d22ada0a61e5c0b612229 powerpc/4xx: Remove WatchdogHandler() to fix no previous prototype error
date: 6 weeks ago
config: powerpc-kilauea_defconfig (https://download.01.org/0day-ci/archive/20230930/202309302131.bsuutuxs-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230930/202309302131.bsuutuxs-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309302131.bsuutuxs-lkp@intel.com/
All errors (new ones prefixed by >>):
>> arch/powerpc/kernel/traps.c:1167:19: error: unused function '__parse_fpscr' [-Werror,-Wunused-function]
1167 | static inline int __parse_fpscr(unsigned long fpscr)
| ^
1 error generated.
vim +/__parse_fpscr +1167 arch/powerpc/kernel/traps.c
14cf11af6cf608 Paul Mackerras 2005-09-26 1166
5fad293bcbd48d Kumar Gala 2007-02-07 @1167 static inline int __parse_fpscr(unsigned long fpscr)
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1168 {
aeb1c0f6ff18f5 Eric W. Biederman 2018-04-17 1169 int ret = FPE_FLTUNK;
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1170
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1171 /* Invalid operation */
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1172 if ((fpscr & FPSCR_VE) && (fpscr & FPSCR_VX))
5fad293bcbd48d Kumar Gala 2007-02-07 1173 ret = FPE_FLTINV;
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1174
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1175 /* Overflow */
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1176 else if ((fpscr & FPSCR_OE) && (fpscr & FPSCR_OX))
5fad293bcbd48d Kumar Gala 2007-02-07 1177 ret = FPE_FLTOVF;
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1178
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1179 /* Underflow */
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1180 else if ((fpscr & FPSCR_UE) && (fpscr & FPSCR_UX))
5fad293bcbd48d Kumar Gala 2007-02-07 1181 ret = FPE_FLTUND;
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1182
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1183 /* Divide by zero */
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1184 else if ((fpscr & FPSCR_ZE) && (fpscr & FPSCR_ZX))
5fad293bcbd48d Kumar Gala 2007-02-07 1185 ret = FPE_FLTDIV;
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1186
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1187 /* Inexact result */
dc1c1ca3dcd94c Stephen Rothwell 2005-10-01 1188 else if ((fpscr & FPSCR_XE) && (fpscr & FPSCR_XX))
5fad293bcbd48d Kumar Gala 2007-02-07 1189 ret = FPE_FLTRES;
5fad293bcbd48d Kumar Gala 2007-02-07 1190
5fad293bcbd48d Kumar Gala 2007-02-07 1191 return ret;
5fad293bcbd48d Kumar Gala 2007-02-07 1192 }
5fad293bcbd48d Kumar Gala 2007-02-07 1193
:::::: The code at line 1167 was first introduced by commit
:::::: 5fad293bcbd48d9a2370020cf60e4b4a42559b12 [POWERPC] Fixup error handling when emulating a floating point instruction
:::::: TO: Kumar Gala <galak@kernel.crashing.org>
:::::: CC: Kumar Gala <galak@kernel.crashing.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2023-09-30 13:40 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-30 13:40 kernel test robot [this message]
2023-09-30 15:57 ` arch/powerpc/kernel/traps.c:1167:19: error: unused function '__parse_fpscr' Christophe Leroy
-- strict thread matches above, loose matches on Subject: below --
2023-09-20 19:39 kernel test robot
2023-09-22 12:32 ` Christophe Leroy
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202309302131.bsuutuxs-lkp@intel.com \
--to=lkp@intel.com \
--cc=arnd@arndb.de \
--cc=christophe.leroy@csgroup.eu \
--cc=linux-kernel@vger.kernel.org \
--cc=llvm@lists.linux.dev \
--cc=mpe@ellerman.id.au \
--cc=oe-kbuild-all@lists.linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.