From: Sami Tolvanen <samitolvanen@google.com>
Date: Tue, 13 Feb 2018 22:00:14 +0000 (-0800)
Subject: ANDROID: arm64: fix LD_DEAD_CODE_DATA_ELIMINATION
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=2621d4912f40e250b845fe1977b1ee7f55cd162b;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

ANDROID: arm64: fix LD_DEAD_CODE_DATA_ELIMINATION

Keep .entry.tramp.text to avoid the "Entry trampoline text too big"
error while linking.

Bug: 62093296
Bug: 67506682
Change-Id: Idab3216244bd2f8537bb2a5bb47e25e8588394da
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
---

diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S
index ddfd3c0942f7..e9ad6914a4fb 100644
--- a/arch/arm64/kernel/vmlinux.lds.S
+++ b/arch/arm64/kernel/vmlinux.lds.S
@@ -61,7 +61,7 @@ jiffies = jiffies_64;
 #define TRAMP_TEXT					\
 	. = ALIGN(PAGE_SIZE);				\
 	VMLINUX_SYMBOL(__entry_tramp_text_start) = .;	\
-	*(.entry.tramp.text)				\
+	KEEP(*(.entry.tramp.text))			\
 	. = ALIGN(PAGE_SIZE);				\
 	VMLINUX_SYMBOL(__entry_tramp_text_end) = .;
 #else