Re: [PATCH v2] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

2019-08-26 Thread Greg Kroah-Hartman
On Wed, Aug 21, 2019 at 10:19:27AM +1000, Alastair D'Silva wrote: > From: Alastair D'Silva > > The upstream commit: > 22e9c88d486a ("powerpc/64: reuse PPC32 static inline flush_dcache_range()") > has a similar effect, but since it is a rewrite of the assembler to C, is > too invasive for stable.

Re: [PATCH v2] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

2019-08-26 Thread Greg Kroah-Hartman
On Mon, Aug 26, 2019 at 10:08:26PM +0200, Christophe Leroy wrote: > > > Le 26/08/2019 à 18:50, Greg Kroah-Hartman a écrit : > > On Wed, Aug 21, 2019 at 10:19:27AM +1000, Alastair D'Silva wrote: > > > From: Alastair D'Silva > > > > > > The upstream commit: > > > 22e9c88d486a ("powerpc/64: reuse

Re: [PATCH v2] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

2019-08-26 Thread Michael Ellerman
"Alastair D'Silva" writes: > From: Alastair D'Silva > > The upstream commit: > 22e9c88d486a ("powerpc/64: reuse PPC32 static inline flush_dcache_range()") > has a similar effect, but since it is a rewrite of the assembler to C, is > too invasive for stable. This patch is a minimal fix to address

Re: [PATCH v2] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

2019-08-26 Thread Christophe Leroy
Le 26/08/2019 à 18:50, Greg Kroah-Hartman a écrit : On Wed, Aug 21, 2019 at 10:19:27AM +1000, Alastair D'Silva wrote: From: Alastair D'Silva The upstream commit: 22e9c88d486a ("powerpc/64: reuse PPC32 static inline flush_dcache_range()") has a similar effect, but since it is a rewrite of th

Re: [PATCH v2] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

2019-08-26 Thread Greg Kroah-Hartman
On Wed, Aug 21, 2019 at 10:19:27AM +1000, Alastair D'Silva wrote: > From: Alastair D'Silva > > The upstream commit: > 22e9c88d486a ("powerpc/64: reuse PPC32 static inline flush_dcache_range()") > has a similar effect, but since it is a rewrite of the assembler to C, is > too invasive for stable.

[PATCH v2] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB

2019-08-20 Thread Alastair D'Silva
From: Alastair D'Silva The upstream commit: 22e9c88d486a ("powerpc/64: reuse PPC32 static inline flush_dcache_range()") has a similar effect, but since it is a rewrite of the assembler to C, is too invasive for stable. This patch is a minimal fix to address the issue in assembler. This patch app