Re: [PATCH v4 17/19] coresight: core: Add support for dedicated percpu sinks

On 2/26/21 6:34 AM, kernel test robot wrote:

quoted

Hi Suzuki,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on next-20210226]
[cannot apply to kvmarm/next arm64/for-next/core tip/perf/core v5.11]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Suzuki-K-Poulose/arm64-coresight-Add-support-for-ETE-and-TRBE/20210226-035447
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 6fbd6cf85a3be127454a1ad58525a3adcf8612ab
config: arm-randconfig-r024-20210225 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project a921aaf789912d981cbb2036bdc91ad7289e1523)
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
         # install arm cross compiling tool for clang build
         # apt-get install binutils-arm-linux-gnueabi
         # https://github.com/0day-ci/linux/commit/c37564326cdf11e0839eae06c1bfead47d3e5775
         git remote add linux-review https://github.com/0day-ci/linux
         git fetch --no-tags linux-review Suzuki-K-Poulose/arm64-coresight-Add-support-for-ETE-and-TRBE/20210226-035447
         git checkout c37564326cdf11e0839eae06c1bfead47d3e5775
         # save the attached .config to linux build tree
         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm

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

Thanks for the report. The following fixup should clear this :


---8>---

diff --git a/include/linux/coresight.h b/include/linux/coresight.h
index 8a3a3c199087..85008a65e21f 100644
--- a/include/linux/coresight.h
+++ b/include/linux/coresight.h

@@ -429,6 +429,33 @@ static inline void csdev_access_write64(struct csdev_access *csa, u64 val, u32 o

         csa->write(val, offset, false, true);
 }

+#else    /* !CONFIG_64BIT */
+
+static inline u64 csdev_access_relaxed_read64(struct csdev_access *csa,
+                          u32 offset)
+{
+    WARN_ON(1);
+    return 0;
+}
+
+static inline u64 csdev_access_read64(struct csdev_access *csa, u32 offset)
+{
+    WARN_ON(1);
+    return 0;
+}
+
+static inline void csdev_access_relaxed_write64(struct csdev_access *csa,
+                        u64 val, u32 offset)
+{
+    WARN_ON(1);
+}
+
+static inline void csdev_access_write64(struct csdev_access *csa, u64 val, u32 offset)
+{
+    WARN_ON(1);
+}
+#endif    /* CONFIG_64BIT */
+
 static inline bool coresight_is_percpu_source(struct coresight_device *csdev)
 {
     return csdev && (csdev->type == CORESIGHT_DEV_TYPE_SOURCE) &&

@@ -440,32 +467,6 @@ static inline bool coresight_is_percpu_sink(struct coresight_device *csdev)

     return csdev && (csdev->type == CORESIGHT_DEV_TYPE_SINK) &&
            (csdev->subtype.sink_subtype == CORESIGHT_DEV_SUBTYPE_SINK_PERCPU_SYSMEM);
 }
-#else    /* !CONFIG_64BIT */
-
-static inline u64 csdev_access_relaxed_read64(struct csdev_access *csa,
-                          u32 offset)
-{
-    WARN_ON(1);
-    return 0;
-}
-
-static inline u64 csdev_access_read64(struct csdev_access *csa, u32 offset)
-{
-    WARN_ON(1);
-    return 0;
-}
-
-static inline void csdev_access_relaxed_write64(struct csdev_access *csa,
-                        u64 val, u32 offset)
-{
-    WARN_ON(1);
-}
-
-static inline void csdev_access_write64(struct csdev_access *csa, u64 val, u32 offset)
-{
-    WARN_ON(1);
-}
-#endif    /* CONFIG_64BIT */

 extern struct coresight_device *
 coresight_register(struct coresight_desc *desc);