[PATCH 3/7] powerpc/64s: tool to flag direct branches from unrelocated interrupt vectors
Balbir Singh
bsingharora at gmail.com
Wed Oct 19 15:28:40 AEDT 2016
On 19/10/16 14:15, Nicholas Piggin wrote:
> Direct banches from code below __end_interrupts to code above
> __end_interrupts when built with CONFIG_RELOCATABLE are disallowed
> because they will break when the kernel is not located at 0.
>
> Sample output:
>
> WARNING: Unrelocated relative branches
> c000000000000118 bl-> 0xc000000000038fb8 <pnv_restore_hyp_resource>
> c00000000000013c b-> 0xc0000000001068a4 <kvm_start_guest>
> c000000000000148 b-> 0xc00000000003919c <pnv_wakeup_loss>
> c00000000000014c b-> 0xc00000000003923c <pnv_wakeup_noloss>
> c0000000000005a4 b-> 0xc000000000106ffc <kvmppc_interrupt_hv>
> c000000000001af0 b-> 0xc000000000106ffc <kvmppc_interrupt_hv>
> c000000000001b24 b-> 0xc000000000106ffc <kvmppc_interrupt_hv>
> c000000000001b58 b-> 0xc000000000106ffc <kvmppc_interrupt_hv>
>
> Signed-off-by: Nicholas Piggin <npiggin at gmail.com>
> ---
If this is the same script I gave you, you can add my SOB line as well
Balbir
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