xtensa: enable HAVE_VIRT_CPU_ACCOUNTING_GEN

There's no direct cputime_t manipulation in the xtensa arch code, so
generic virt CPU accounting may be enabled.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

diff --git a/Documentation/features/time/virt-cpuacct/arch-support.txt b/Documentation/features/time/virt-cpuacct/arch-support.txt
index 5163a60..c905aa3 100644 (file)
--- a/Documentation/features/time/virt-cpuacct/arch-support.txt
+++ b/Documentation/features/time/virt-cpuacct/arch-support.txt
@@ -27,5 +27,5 @@
     |       sparc: |  ok  |
     |          um: | TODO |
     |         x86: |  ok  |
-    |      xtensa: | TODO |
+    |      xtensa: |  ok  |
     -----------------------

diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 553144a..78619c8 100644 (file)
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -43,6 +43,7 @@ config XTENSA
        select HAVE_PERF_EVENTS
        select HAVE_STACKPROTECTOR
        select HAVE_SYSCALL_TRACEPOINTS
+       select HAVE_VIRT_CPU_ACCOUNTING_GEN
        select IRQ_DOMAIN
        select MODULES_USE_ELF_RELA
        select PERF_USE_VMALLOC