Re: [PATCH] um: always use the same type for __syscall_stub_start

From: Nicolas Iooss
Date: Sat Oct 11 2014 - 08:24:59 EST

2014-10-11 13:42 GMT+02:00 Richard Weinberger:
> Am 11.10.2014 um 13:29 schrieb Nicolas Iooss:
>> syscall_stub_start is declared with different types in C files:
>> arch/um/kernel/physmem.c: extern int __syscall_stub_start;
>> arch/um/kernel/skas/mmu.c: extern int __syscall_stub_start;
>> arch/um/os-Linux/skas/mem.c: extern unsigned long __syscall_stub_start;
>> arch/um/os-Linux/skas/process.c: extern int __syscall_stub_start;
>> Fix this inconsistency by always using unsigned long. This does not
>> change anything in the compiled code because only the address of
>> __syscall_stub_start is used, but it makes the static checker I use
>> stop complaining about incompatible declarations.
> While we're here, can you put these declarations into a single header

Sure. Do you have a specific header file in mind or shall I create
arch/um/include/asm/sections.h with declarations for
__syscall_stub_start, __syscall_stub_end and __binary_start (used in

Thanks for your quick reply,


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