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powerpc/book3e-64/kexec: Set "r4 = 0" when entering spinloop
authorScott Wood <scottwood@freescale.com>
Wed, 7 Oct 2015 03:48:21 +0000 (22:48 -0500)
committerScott Wood <scottwood@freescale.com>
Tue, 27 Oct 2015 23:13:30 +0000 (18:13 -0500)
book3e_secondary_core_init will only create a TLB entry if r4 = 0,
so do so.

Signed-off-by: Scott Wood <scottwood@freescale.com>
arch/powerpc/kernel/misc_64.S patch | blob | blame | history

diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S
index 246ad8c525b1a29d54eb3fcad4769831b5463095..ddbc535a6d0f4792141f1f0466802060b7492224 100644 (file)
--- a/arch/powerpc/kernel/misc_64.S
+++ b/arch/powerpc/kernel/misc_64.S
@@ -485,6 +485,8 @@ _GLOBAL(kexec_wait)
        mtsrr1  r11
        rfid
 #else
+       /* Create TLB entry in book3e_secondary_core_init */
+       li      r4,0
        ba      0x60
 #endif
 #endif