Message ID | 20240204-bus_cleanup-x86-v1-1-4e7171be88e8@marliere.net (mailing list archive) |
---|---|
State | New |
Headers | show |
Series | x86: mce: make mce_subsys const | expand |
On Sun, Feb 04, 2024 at 11:32:29AM -0300, Ricardo B. Marliere wrote: > Now that the driver core can properly handle constant struct bus_type, > move the mce_subsys variable to be a constant structure as well, > placing it into read-only memory which can not be modified at runtime. > > Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net> > --- > arch/x86/kernel/cpu/mce/core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c index 7b397370b4d6..9bb208ba7ff4 100644 --- a/arch/x86/kernel/cpu/mce/core.c +++ b/arch/x86/kernel/cpu/mce/core.c @@ -2399,7 +2399,7 @@ static void mce_enable_ce(void *all) __mcheck_cpu_init_timer(); } -static struct bus_type mce_subsys = { +static const struct bus_type mce_subsys = { .name = "machinecheck", .dev_name = "machinecheck", };
Now that the driver core can properly handle constant struct bus_type, move the mce_subsys variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net> --- arch/x86/kernel/cpu/mce/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- base-commit: edc8fc01f608108b0b7580cb2c29dfb5135e5f0e change-id: 20240204-bus_cleanup-x86-f25892c614f8 Best regards,