[PATCH] RISC-V: Add debug defconfigs

* [PATCH] RISC-V: Add debug defconfigs
@ 2019-12-05  0:56 Anup Patel
  2019-12-05  3:03 ` Paul Walmsley
  0 siblings, 1 reply; 9+ messages in thread
From: Anup Patel @ 2019-12-05  0:56 UTC (permalink / raw)
  To: Palmer Dabbelt, Paul Walmsley, Albert Ou
  Cc: Anup Patel, Anup Patel, linux-kernel, Atish Patra,
	Alistair Francis, linux-riscv, Christoph Hellwig

Various Linux kernel DEBUG options have big performance impact
so these should not be enabled in RISC-V normal defconfigs.

Instead we should have separate RISC-V debug defconfigs having
these DEBUG options enabled. This way Linux RISC-V can build both
non-debug and debug kernels separately.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
---
 .../configs/{defconfig => debug_defconfig}    |  0
 arch/riscv/configs/defconfig                  | 23 -------------------
 .../{rv32_defconfig => rv32_debug_defconfig}  |  0
 arch/riscv/configs/rv32_defconfig             | 23 -------------------
 4 files changed, 46 deletions(-)
 copy arch/riscv/configs/{defconfig => debug_defconfig} (100%)
 copy arch/riscv/configs/{rv32_defconfig => rv32_debug_defconfig} (100%)

diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/debug_defconfig
similarity index 100%
copy from arch/riscv/configs/defconfig
copy to arch/riscv/configs/debug_defconfig
diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
index e2ff95cb3390..f0710d8f50cc 100644
--- a/arch/riscv/configs/defconfig
+++ b/arch/riscv/configs/defconfig
@@ -101,27 +101,4 @@ CONFIG_CRYPTO_USER_API_HASH=y
 CONFIG_CRYPTO_DEV_VIRTIO=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_FS=y
-CONFIG_DEBUG_PAGEALLOC=y
-CONFIG_DEBUG_VM=y
-CONFIG_DEBUG_VM_PGFLAGS=y
-CONFIG_DEBUG_MEMORY_INIT=y
-CONFIG_DEBUG_PER_CPU_MAPS=y
-CONFIG_SOFTLOCKUP_DETECTOR=y
-CONFIG_WQ_WATCHDOG=y
-CONFIG_SCHED_STACK_END_CHECK=y
-CONFIG_DEBUG_TIMEKEEPING=y
-CONFIG_DEBUG_RT_MUTEXES=y
-CONFIG_DEBUG_SPINLOCK=y
-CONFIG_DEBUG_MUTEXES=y
-CONFIG_DEBUG_RWSEMS=y
-CONFIG_DEBUG_ATOMIC_SLEEP=y
-CONFIG_STACKTRACE=y
-CONFIG_DEBUG_LIST=y
-CONFIG_DEBUG_PLIST=y
-CONFIG_DEBUG_SG=y
 # CONFIG_RCU_TRACE is not set
-CONFIG_RCU_EQS_DEBUG=y
-CONFIG_DEBUG_BLOCK_EXT_DEVT=y
-# CONFIG_FTRACE is not set
-# CONFIG_RUNTIME_TESTING_MENU is not set
-CONFIG_MEMTEST=y
diff --git a/arch/riscv/configs/rv32_defconfig b/arch/riscv/configs/rv32_debug_defconfig
similarity index 100%
copy from arch/riscv/configs/rv32_defconfig
copy to arch/riscv/configs/rv32_debug_defconfig
diff --git a/arch/riscv/configs/rv32_defconfig b/arch/riscv/configs/rv32_defconfig
index eb519407c841..bdec58e6c5f7 100644
--- a/arch/riscv/configs/rv32_defconfig
+++ b/arch/riscv/configs/rv32_defconfig
@@ -98,27 +98,4 @@ CONFIG_CRYPTO_USER_API_HASH=y
 CONFIG_CRYPTO_DEV_VIRTIO=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_FS=y
-CONFIG_DEBUG_PAGEALLOC=y
-CONFIG_DEBUG_VM=y
-CONFIG_DEBUG_VM_PGFLAGS=y
-CONFIG_DEBUG_MEMORY_INIT=y
-CONFIG_DEBUG_PER_CPU_MAPS=y
-CONFIG_SOFTLOCKUP_DETECTOR=y
-CONFIG_WQ_WATCHDOG=y
-CONFIG_SCHED_STACK_END_CHECK=y
-CONFIG_DEBUG_TIMEKEEPING=y
-CONFIG_DEBUG_RT_MUTEXES=y
-CONFIG_DEBUG_SPINLOCK=y
-CONFIG_DEBUG_MUTEXES=y
-CONFIG_DEBUG_RWSEMS=y
-CONFIG_DEBUG_ATOMIC_SLEEP=y
-CONFIG_STACKTRACE=y
-CONFIG_DEBUG_LIST=y
-CONFIG_DEBUG_PLIST=y
-CONFIG_DEBUG_SG=y
 # CONFIG_RCU_TRACE is not set
-CONFIG_RCU_EQS_DEBUG=y
-CONFIG_DEBUG_BLOCK_EXT_DEVT=y
-# CONFIG_FTRACE is not set
-# CONFIG_RUNTIME_TESTING_MENU is not set
-CONFIG_MEMTEST=y
-- 
2.17.1



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