Re: [PATCH] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

On Fri, Aug 16, 2019 at 09:14:12AM +0200, Greg Kroah-Hartman wrote: > On Fri, Aug 16, 2019 at 11:42:22AM +1000, Michael Ellerman wrote: > > Greg Kroah-Hartman writes: > > > On Thu, Aug 15, 2019 at 02:55:42PM +1000, Alastair D'Silva wrote: > > >> From: Alastair D'Silva > > >> > > >> Heads Up: Thi

Re: [PATCH] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

On Fri, Aug 16, 2019 at 11:42:22AM +1000, Michael Ellerman wrote: > Greg Kroah-Hartman writes: > > On Thu, Aug 15, 2019 at 02:55:42PM +1000, Alastair D'Silva wrote: > >> From: Alastair D'Silva > >> > >> Heads Up: This patch cannot be submitted to Linus's tree, as the affected > >> assembler func

Re: [PATCH] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

Greg Kroah-Hartman writes: > On Thu, Aug 15, 2019 at 02:55:42PM +1000, Alastair D'Silva wrote: >> From: Alastair D'Silva >> >> Heads Up: This patch cannot be submitted to Linus's tree, as the affected >> assembler functions have already been converted to C. That was done in upstream commit: 22

Re: [PATCH] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

On Thu, Aug 15, 2019 at 02:55:42PM +1000, Alastair D'Silva wrote: > From: Alastair D'Silva > > Heads Up: This patch cannot be submitted to Linus's tree, as the affected > assembler functions have already been converted to C. > > When calling flush_(inval_)dcache_range with a size >4GB, we were m

[PATCH] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

From: Alastair D'Silva Heads Up: This patch cannot be submitted to Linus's tree, as the affected assembler functions have already been converted to C. When calling flush_(inval_)dcache_range with a size >4GB, we were masking off the upper 32 bits, so we would incorrectly flush a range smaller th