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Merge "defconfig: msm: Enable debug module info config for Lahaina/Shima"

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qctecmdr 2020-09-01 09:04:14 -07:00 committed by Gerrit - the friendly Code Review server
commit b8a10f7b0a
3 changed files with 17 additions and 0 deletions
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1
arch/arm64/configs/vendor/lahaina_consolidate.config vendored
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@ -48,3 +48,4 @@ CONFIG_USB_F_FS_IPC_LOGGING=y
CONFIG_DYNAMIC_DEBUG=y CONFIG_DYNAMIC_DEBUG=y
CONFIG_QTI_PMIC_GLINK_CLIENT_DEBUG=y CONFIG_QTI_PMIC_GLINK_CLIENT_DEBUG=y
# CONFIG_HH_DISABLE_UART is not set # CONFIG_HH_DISABLE_UART is not set
CONFIG_DEBUG_MODULE_LOAD_INFO=y

4
kernel/module.c
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@ -2238,6 +2238,10 @@ static void free_module(struct module *mod)
/* Free lock-classes; relies on the preceding sync_rcu(). */ /* Free lock-classes; relies on the preceding sync_rcu(). */
lockdep_free_key_range(mod->core_layout.base, mod->core_layout.size); lockdep_free_key_range(mod->core_layout.base, mod->core_layout.size);
#ifdef CONFIG_DEBUG_MODULE_LOAD_INFO
pr_info("Unloaded %s: module core layout, start: 0x%pK size: 0x%x\n",
mod->name, mod->core_layout.base, mod->core_layout.size);
#endif
/* Finally, free the core (containing the module structure) */ /* Finally, free the core (containing the module structure) */
module_memfree(mod->core_layout.base); module_memfree(mod->core_layout.base);
} }

12
lib/Kconfig.debug
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@ -186,6 +186,18 @@ config DYNAMIC_DEBUG_CORE
the case of embedded system where the kernel image size is the case of embedded system where the kernel image size is
sensitive for people. sensitive for people.
config DEBUG_MODULE_LOAD_INFO
bool "Use prints for module info under a debug flag"
help
If you say Y here the resulting kernel image will include
debug prints which was kept under DEBUG_MODULE_LOAD_INFO.
This will be used by developer to debug loadable modules in
the kernel.
Say Y here only if you plan to debug the kernel.
Not to be enabled on production builds.
If unsure, say N.
endmenu # "printk and dmesg options" endmenu # "printk and dmesg options"
menu "Compile-time checks and compiler options" menu "Compile-time checks and compiler options"