Re: [PATCH V7 09/14] powerpc/vas: Update CSB and notify process for fault CRBs

2020-03-22 Thread Haren Myneni
On Mon, 2020-03-23 at 10:06 +1000, Nicholas Piggin wrote: > Haren Myneni's on March 18, 2020 5:27 am: > > On Tue, 2020-03-17 at 16:28 +1100, Michael Ellerman wrote: > >> Haren Myneni writes: > >> > For each fault CRB, update fault address in CRB (fault_storage_addr) > >> > and translation error

Re: [PATCH V7 09/14] powerpc/vas: Update CSB and notify process for fault CRBs

2020-03-22 Thread Nicholas Piggin
Haren Myneni's on March 18, 2020 5:27 am: > On Tue, 2020-03-17 at 16:28 +1100, Michael Ellerman wrote: >> Haren Myneni writes: >> > For each fault CRB, update fault address in CRB (fault_storage_addr) >> > and translation error status in CSB so that user space can touch the >> > fault address and

Re: [PATCH V7 09/14] powerpc/vas: Update CSB and notify process for fault CRBs

2020-03-17 Thread Haren Myneni
On Tue, 2020-03-17 at 16:28 +1100, Michael Ellerman wrote: > Haren Myneni writes: > > For each fault CRB, update fault address in CRB (fault_storage_addr) > > and translation error status in CSB so that user space can touch the > > fault address and resend the request. If the user space passed

Re: [PATCH V7 09/14] powerpc/vas: Update CSB and notify process for fault CRBs

2020-03-16 Thread Michael Ellerman
Haren Myneni writes: > For each fault CRB, update fault address in CRB (fault_storage_addr) > and translation error status in CSB so that user space can touch the > fault address and resend the request. If the user space passed invalid > CSB address send signal to process with SIGSEGV. > >

[PATCH V7 09/14] powerpc/vas: Update CSB and notify process for fault CRBs

2020-03-06 Thread Haren Myneni
For each fault CRB, update fault address in CRB (fault_storage_addr) and translation error status in CSB so that user space can touch the fault address and resend the request. If the user space passed invalid CSB address send signal to process with SIGSEGV. Signed-off-by: Sukadev Bhattiprolu