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Sun, 28 Apr 2024 05:55:14 -0700 (PDT) Received: from localhost.localdomain ([49.142.40.215]) by smtp.gmail.com with ESMTPSA id f8-20020a17090274c800b001e28d18bd52sm18456937plt.232.2024.04.28.05.55.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 28 Apr 2024 05:55:14 -0700 (PDT) From: skseofh@gmail.com To: robh@kernel.org, saravanak@google.com, rppt@kernel.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Daero Lee Subject: [PATCH] of: of_reserved_mem: clean-up reserved memory with no-map Date: Sun, 28 Apr 2024 21:55:05 +0900 Message-Id: <20240428125505.434962-1-skseofh@gmail.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Daero Lee In early_init_dt_reserve_memory we only add memory w/o no-map flag to memblock.reserved. But we need to add memory w/ no-map flag to memblock.reserved, because NOMAP and memblock.reserved are semantically different. Signed-off-by: Daero Lee --- drivers/of/of_reserved_mem.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c index 8236ecae2953..1c916da8adaf 100644 --- a/drivers/of/of_reserved_mem.c +++ b/drivers/of/of_reserved_mem.c @@ -91,7 +91,8 @@ static int __init early_init_dt_reserve_memory(phys_addr_t base, memblock_is_region_reserved(base, size)) return -EBUSY; - return memblock_mark_nomap(base, size); + if (memblock_mark_nomap(base, size)) + return; } return memblock_reserve(base, size); }