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Commit d00a47bc authored by Yuanfang Zhang's avatar Yuanfang Zhang
Browse files

soc: mem_dump: fix physical address mapping issue 



Using phys_to_virt can't get correct virtual address. Because the physical
address is continuous, the virtual address can be obtained by using the
offset of the physical address.

Change-Id: Ifdf57820273b2466dca0e486b42ed6895bff0f48
Signed-off-by: default avatarYuanfang Zhang <zhangyuanfang@codeaurora.org>
parent f8c9a32b

drivers/soc/qcom/memory_dump_v2.c

+3 −2
Original line number Original line Diff line number Diff line
@@ -478,7 +478,7 @@ static struct msm_dump_table *msm_dump_get_table(enum msm_dump_table_ids id) 
{

{

	struct msm_dump_table *table = memdump.table;

	struct msm_dump_table *table = memdump.table;

	int i;

	int i;



	unsigned long offset;

	if (!table) {

	if (!table) {

		pr_err("mem dump base table does not exist\n");

		pr_err("mem dump base table does not exist\n");

		return ERR_PTR(-EINVAL);

		return ERR_PTR(-EINVAL);
@@ -493,8 +493,9 @@ static struct msm_dump_table *msm_dump_get_table(enum msm_dump_table_ids id) 
		return ERR_PTR(-EINVAL);

		return ERR_PTR(-EINVAL);

	}

	}





	offset = table->entries[i].addr - memdump.table_phys;

	/* Get the apps table pointer */

	/* Get the apps table pointer */

	table = phys_to_virt(table->entries[i].addr);

	table = (void *)memdump.table + offset;





	return table;

	return table;

}

}