diff options
Diffstat (limited to 'tools/perf/Documentation/android.txt')
| -rw-r--r-- | tools/perf/Documentation/android.txt | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/tools/perf/Documentation/android.txt b/tools/perf/Documentation/android.txt index 8484c3a04..24a59998f 100644 --- a/tools/perf/Documentation/android.txt +++ b/tools/perf/Documentation/android.txt @@ -12,14 +12,14 @@ Set the NDK variable to point to the path where you installed the NDK: 2. Set cross-compiling environment variables for NDK toolchain and sysroot. For arm: - export NDK_TOOLCHAIN=${NDK}/toolchains/arm-linux-androideabi-4.6/prebuilt/linux-x86/bin/arm-linux-androideabi- - export NDK_SYSROOT=${NDK}/platforms/android-9/arch-arm + export NDK_TOOLCHAIN=${NDK}/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64/bin/arm-linux-androideabi- + export NDK_SYSROOT=${NDK}/platforms/android-24/arch-arm For x86: - export NDK_TOOLCHAIN=${NDK}/toolchains/x86-4.6/prebuilt/linux-x86/bin/i686-linux-android- - export NDK_SYSROOT=${NDK}/platforms/android-9/arch-x86 + export NDK_TOOLCHAIN=${NDK}/toolchains/x86-4.9/prebuilt/linux-x86_64/bin/i686-linux-android- + export NDK_SYSROOT=${NDK}/platforms/android-24/arch-x86 -This method is not working for Android NDK versions up to Revision 8b. -perf uses some bionic enhancements that are not included in these NDK versions. +This method is only tested for Android NDK versions Revision 11b and later. +perf uses some bionic enhancements that are not included in prior NDK versions. You can use method (b) described below instead. (b). Use the Android source tree @@ -49,9 +49,9 @@ II. Compile perf for Android ------------------------------------------------ You need to run make with the NDK toolchain and sysroot defined above: For arm: - make ARCH=arm CROSS_COMPILE=${NDK_TOOLCHAIN} CFLAGS="--sysroot=${NDK_SYSROOT}" + make WERROR=0 ARCH=arm CROSS_COMPILE=${NDK_TOOLCHAIN} EXTRA_CFLAGS="-pie --sysroot=${NDK_SYSROOT}" For x86: - make ARCH=x86 CROSS_COMPILE=${NDK_TOOLCHAIN} CFLAGS="--sysroot=${NDK_SYSROOT}" + make WERROR=0 ARCH=x86 CROSS_COMPILE=${NDK_TOOLCHAIN} EXTRA_CFLAGS="-pie --sysroot=${NDK_SYSROOT}" III. Install perf ----------------------------------------------- |