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authorRalf Baechle <ralf@linux-mips.org>2014-03-30 13:20:10 +0200
committerRalf Baechle <ralf@linux-mips.org>2014-03-31 18:17:12 +0200
commita809d46066d5171ed446d59a51cd1e57d99fcfc3 (patch)
treeede5e0f23d1577da4685034894f66f1de2529937 /arch/mips/kernel/idle.c
parent30ee615bb86ba640c9ec7f85fb95c1b0e31c41be (diff)
downloadtalos-obmc-linux-a809d46066d5171ed446d59a51cd1e57d99fcfc3.tar.gz
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MIPS: Fix gigaton of warning building with microMIPS.
With binutils 2.24 the attempt to switch with microMIPS mode to MIPS III mode through .set mips3 results in *lots* of warnings like {standard input}: Assembler messages: {standard input}:397: Warning: the 64-bit MIPS architecture does not support the `smartmips' extension during a kernel build. Fixed by using .set arch=r4000 instead. This breaks support for building the kernel with binutils 2.13 which was supported for 32 bit kernels only anyway and 2.14 which was a bad vintage for MIPS anyway. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/idle.c')
-rw-r--r--arch/mips/kernel/idle.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/mips/kernel/idle.c b/arch/mips/kernel/idle.c
index 9f904eda5de5..837ff27950bc 100644
--- a/arch/mips/kernel/idle.c
+++ b/arch/mips/kernel/idle.c
@@ -64,7 +64,7 @@ void r4k_wait_irqoff(void)
if (!need_resched())
__asm__(
" .set push \n"
- " .set mips3 \n"
+ " .set arch=r4000 \n"
" wait \n"
" .set pop \n");
local_irq_enable();
@@ -82,7 +82,7 @@ static void rm7k_wait_irqoff(void)
if (!need_resched())
__asm__(
" .set push \n"
- " .set mips3 \n"
+ " .set arch=r4000 \n"
" .set noat \n"
" mfc0 $1, $12 \n"
" sync \n"
@@ -103,7 +103,7 @@ static void au1k_wait(void)
unsigned long c0status = read_c0_status() | 1; /* irqs on */
__asm__(
- " .set mips3 \n"
+ " .set arch=r4000 \n"
" cache 0x14, 0(%0) \n"
" cache 0x14, 32(%0) \n"
" sync \n"
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