linux-kernel - [PATCH 5.4 244/244] Revert "fdt: Properly handle "no-map" field in the memory region"

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Date:   Wed, 12 May 2021 16:50:15 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alexandre TORGUE <alexandre.torgue@...s.st.com>,
        Quentin Perret <qperret@...gle.com>
Subject: [PATCH 5.4 244/244] Revert "fdt: Properly handle "no-map" field in the memory region"

From: Quentin Perret <qperret@...gle.com>

This reverts commit fb326c6ce0dcbb6273202c6e012759754ec8538d.
It is not really a fix, and the backport misses dependencies, which
breaks existing platforms.

Reported-by: Alexandre TORGUE <alexandre.torgue@...s.st.com>
Signed-off-by: Quentin Perret <qperret@...gle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/of/fdt.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -1154,7 +1154,7 @@ int __init __weak early_init_dt_reserve_
 					phys_addr_t size, bool nomap)
 {
 	if (nomap)
-		return memblock_mark_nomap(base, size);
+		return memblock_remove(base, size);
 	return memblock_reserve(base, size);
 }