Messages in this thread | | | Date | Mon, 31 Mar 2014 19:26:28 -0700 | Subject | Re: [GIT PULL] x86 LTO changes for v3.15 | From | Linus Torvalds <> |
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On Mon, Mar 31, 2014 at 6:09 PM, Andi Kleen <ak@linux.intel.com> wrote: > > I think SYSCALL_DEFINE actually doesn't need it, as the syscall > tables are visible in C. Only the syscall table itself > needs to be visible.
Ahh, good point. The table used to be in asm for x86-32, but that got fixed long ago so I guess that just isn't an issue any more.
>> and after that I strongly suspect that there will be only a handful of >> cases left that are called from assembly language and that aren't >> system calls. Things like "printk()" and friends that are really >> special. They'd need a few manual "__visible" annotations. > > Ok. I think it's more than a handful though.
I guess an allmodconfig build with the LTO binutils should just generate linker errors for all of them, so they should be easy to find, though?
Linus
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