[linux-yocto] [yocto-kernel-cache yocto-5.2/master][PATCH] arm-versatile-926ejs: Optimize for performance -O2 to fix runtime error

zhe.he at windriver.com zhe.he at windriver.com
Tue Nov 12 22:22:53 PST 2019


From: He Zhe <zhe.he at windriver.com>

arm-versatile-926ejs systems hang at random places when
CONFIG_CC_OPTIMIZE_FOR_SIZE is enabled.
standard.scc -> arm.scc -> arm.cfg -> CONFIG_CC_OPTIMIZE_FOR_SIZE=y
Use CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE instead before we find the root cause.

Signed-off-by: He Zhe <zhe.he at windriver.com>
---
 bsp/arm-versatile-926ejs/arm-versatile-926ejs.cfg | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/bsp/arm-versatile-926ejs/arm-versatile-926ejs.cfg b/bsp/arm-versatile-926ejs/arm-versatile-926ejs.cfg
index e3fa6e4c..99f8aeb7 100644
--- a/bsp/arm-versatile-926ejs/arm-versatile-926ejs.cfg
+++ b/bsp/arm-versatile-926ejs/arm-versatile-926ejs.cfg
@@ -73,3 +73,5 @@ CONFIG_FRAME_POINTER=y
 
 # CONFIG_NO_HZ is not set
 # CONFIG_HIGH_RES_TIMERS is not set
+
+CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y
-- 
2.17.1



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