From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Matthew Auld To: igt-dev@lists.freedesktop.org Date: Wed, 2 Nov 2022 10:52:04 +0000 Message-Id: <20221102105204.208634-1-matthew.auld@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [igt-dev] [PATCH i-g-t] tests/i915/gem_create: use cpu_size in always_clear List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org, Nirmoy Das Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" List-ID: If the we can't fit the buffer in the CPU visible portion of lmem, then the kernel will be unable to migrate the pages on fault on small-bar systems. Note that this doesn't restrict where the pages are allocated, but should just ensure we don't SIGBUS, if we need to migrate the pages. Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/6967 Signed-off-by: Matthew Auld Cc: Nirmoy Das --- tests/i915/gem_create.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/i915/gem_create.c b/tests/i915/gem_create.c index 9c695fa4..af530ccc 100644 --- a/tests/i915/gem_create.c +++ b/tests/i915/gem_create.c @@ -271,7 +271,7 @@ static void always_clear(int i915, const struct gem_memory_region *r, int timeou struct thread_clear arg = { .i915 = i915, .region = r->ci, - .max = r->size / 2 >> 12, /* in pages */ + .max = r->cpu_size / 2 >> 12, /* in pages */ .timeout = timeout, }; const int ncpus = sysconf(_SC_NPROCESSORS_ONLN); -- 2.38.1