RE: [PATCH v2 1/6] powerpc: Allow flush_icache_range to work across ranges >4GB

2019-09-15 Thread Alastair D'Silva
On Sat, 2019-09-14 at 09:46 +0200, Christophe Leroy wrote: > > Le 03/09/2019 à 07:23, Alastair D'Silva a écrit : > > From: Alastair D'Silva > > > > When calling flush_icache_range with a size >4GB, we were masking > > off the upper 32 bits, so we would incorrectly flush a range > > smaller > > t

Re: [PATCH v2 1/6] powerpc: Allow flush_icache_range to work across ranges >4GB

2019-09-14 Thread Christophe Leroy
Le 03/09/2019 à 07:23, Alastair D'Silva a écrit : From: Alastair D'Silva When calling flush_icache_range with a size >4GB, we were masking off the upper 32 bits, so we would incorrectly flush a range smaller than intended. This patch replaces the 32 bit shifts with 64 bit ones, so that the