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[76.210.143.223]) by smtp.gmail.com with ESMTPSA id m7-20020a056a00080700b004fb28fafc4csm3812953pfk.97.2022.04.01.09.41.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Apr 2022 09:41:48 -0700 (PDT) Subject: [PATCH] habanalabs: Elide a warning on 32-bit targets Date: Fri, 1 Apr 2022 09:39:09 -0700 Message-Id: <20220401163909.20343-1-palmer@rivosinc.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: ogabbay@kernel.org, Arnd Bergmann , Greg KH , ynudelman@habana.ai, obitton@habana.ai, fkassabri@habana.ai, daniel.vetter@ffwll.ch, ttayar@habana.ai, sozeri@habana.ai, bjauhari@habana.ai, linux-kernel@vger.kernel.org, Palmer Dabbelt From: Palmer Dabbelt To: linux-riscv@lists.infradead.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Palmer Dabbelt This double-cast pattern looks a bit awkward, but it already exists elsewhere in the driver. Without this patch I get drivers/misc/habanalabs/common/memory.c: In function ‘alloc_device_memory’: drivers/misc/habanalabs/common/memory.c:153:49: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 153 | (u64) gen_pool_dma_alloc_align(vm->dram_pg_pool, | ^ which ends up promoted to a build error in my test setup. Signed-off-by: Palmer Dabbelt --- I don't know anything about this driver, I'm just pattern-matching the warning away. --- drivers/misc/habanalabs/common/memory.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/misc/habanalabs/common/memory.c b/drivers/misc/habanalabs/common/memory.c index e008d82e4ba3..f1fc79c1fc10 100644 --- a/drivers/misc/habanalabs/common/memory.c +++ b/drivers/misc/habanalabs/common/memory.c @@ -150,12 +150,12 @@ static int alloc_device_memory(struct hl_ctx *ctx, struct hl_mem_in *args, for (i = 0 ; i < num_pgs ; i++) { if (is_power_of_2(page_size)) phys_pg_pack->pages[i] = - (u64) gen_pool_dma_alloc_align(vm->dram_pg_pool, - page_size, NULL, - page_size); + (u64) (uintptr_t) gen_pool_dma_alloc_align(vm->dram_pg_pool, + page_size, NULL, + page_size); else - phys_pg_pack->pages[i] = (u64) gen_pool_alloc(vm->dram_pg_pool, - page_size); + phys_pg_pack->pages[i] = (u64) (uintptr_t) gen_pool_alloc(vm->dram_pg_pool, + page_size); if (!phys_pg_pack->pages[i]) { dev_err(hdev->dev, "Failed to allocate device memory (out of memory)\n"); -- 2.34.1