Re: [PATCH 08/15] nios2: Use Linux kABI for syscall return

2020-02-27 Thread Adhemerval Zanella
On 20/02/2020 18:04, Vineet Gupta wrote: > > Through a maze of defines this ends up calling INTERNAL_SYSCALL_RAW which > seems be > unconditionally converting !0 value (success) into -ve and returning it. So > won't > it convert a legit brk address return into a -ve and save in __curbrk.

Re: [PATCH] mm/debug: Add tests validating arch page table helpers for core features

2020-02-27 Thread Christophe Leroy
patch must be applied on linux-next (next-20200227) after this patch 2. https://patchwork.kernel.org/patch/11407715/ mm/debug_vm_pgtable.c | 310 +- 1 file changed, 309 insertions(+), 1 deletion(-) diff --git a/mm/debug_vm_pgtable.c b/mm/debug_vm_pgtab

Re: [PATCH] mm/debug: Add tests validating arch page table helpers for core features

2020-02-27 Thread Christophe Leroy
Le 27/02/2020 à 11:33, Anshuman Khandual a écrit : This adds new tests validating arch page table helpers for these following core memory features. These tests create and test specific mapping types at various page table levels. * SPECIAL mapping * PROTNONE mapping * DEVMAP mapping *

[PATCH] mm/debug: Add tests validating arch page table helpers for core features

2020-02-27 Thread Anshuman Khandual
ied on all current enabling platforms for the test i.e s390, ppc32, arc etc. This patch must be applied on v5.6-rc3 after these patches 1. https://patchwork.kernel.org/patch/11385057/ 2. https://patchwork.kernel.org/patch/11407715/ OR This patch must be applied on linux-next (next-20200