Re: [PATCH] MIPS: ptrace: Fix PTRACE_PEEKUSR requests for 64-bit FGRs

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, 24 May 2018, James Hogan wrote:

> > Use 64-bit accesses for 64-bit floating-point general registers with 
> > PTRACE_PEEKUSR, removing the truncation of their upper halves in the 
> > FR=1 mode, caused by commit bbd426f542cb ("MIPS: Simplify FP context 
> > access"), which inadvertently switched them to using 32-bit accesses.
> > 
> > The PTRACE_POKEUSR side is fine as it's never been broken and continues 
> > using 64-bit accesses.
> > 
> > Cc: <stable@xxxxxxxxxxxxxxx> # 3.19+
> 
> should that be 3.15+?

 Indeed, I must have used the wrong result; thank you for catching this!

  Maciej



[Index of Archives]     [Linux Kernel]     [Kernel Development Newbies]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Hiking]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux