linux-kernel - [PATCH v4 6/6] RISC-V: Free-up initrd in free_initrd

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Message-ID: <20190213063127.28703-7-anup.patel@wdc.com>
Date:   Wed, 13 Feb 2019 06:32:24 +0000
From:   Anup Patel <Anup.Patel@....com>
To:     Palmer Dabbelt <palmer@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>
CC:     Atish Patra <Atish.Patra@....com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Christoph Hellwig <hch@...radead.org>,
        "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Anup Patel <Anup.Patel@....com>
Subject: [PATCH v4 6/6] RISC-V: Free-up initrd in free_initrd_mem()

We should free-up initrd memory in free_initrd_mem() instead
of doing nothing.

Signed-off-by: Anup Patel <anup.patel@....com>
---
 arch/riscv/kernel/setup.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index 9cd583b6d1cd..c22b873de856 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -97,8 +97,9 @@ static void __init setup_initrd(void)
 	initrd_end = 0;
 }
 
-void free_initrd_mem(unsigned long start, unsigned long end)
+void __init free_initrd_mem(unsigned long start, unsigned long end)
 {
+	memblock_free(__pa(start), end - start);
 }
 #endif /* CONFIG_BLK_DEV_INITRD */
 
-- 
2.17.1