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authorNicholas Piggin <npiggin@gmail.com>2018-09-15 01:30:55 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2018-09-19 22:01:56 +1000
commit2e1626744e8da01eb5a2a0aaa3f365e41f1feb49 (patch)
treec6cfa4d7777c2b16ceb42d72f85921409b003e1d /arch/powerpc/kernel/process.c
parente83cbf7fb7d17618a5d8a415d5c7bb760812a5cb (diff)
downloadlinux-2e1626744e8da01eb5a2a0aaa3f365e41f1feb49.tar.gz
powerpc/64s/hash: provide arch_setup_exec hooks for hash slice setup
This will be used by the SLB code in the next patch, but for now this sets the slb_addr_limit to the correct size for 32-bit tasks. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/process.c')
-rw-r--r--arch/powerpc/kernel/process.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 913c5725cdb2..e4feb45ae4c6 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1482,6 +1482,15 @@ void flush_thread(void)
#endif /* CONFIG_HAVE_HW_BREAKPOINT */
}
+#ifdef CONFIG_PPC_BOOK3S_64
+void arch_setup_new_exec(void)
+{
+ if (radix_enabled())
+ return;
+ hash__setup_new_exec();
+}
+#endif
+
int set_thread_uses_vas(void)
{
#ifdef CONFIG_PPC_BOOK3S_64