summaryrefslogtreecommitdiffstats
path: root/arch/mips/kernel
diff options
context:
space:
mode:
authorOlof Johansson2018-12-31 20:54:03 +0100
committerOlof Johansson2018-12-31 20:54:03 +0100
commitcac1fc8fb561ac766468394d49c3dd11a2b8cb44 (patch)
tree5483f72b13b766cfbd6f025d2a828fef3d1d0203 /arch/mips/kernel
parentARM: omap2: avoid section mismatch warning (diff)
parentMerge tag 'renesas-fixes2-for-v4.20' of git://git.kernel.org/pub/scm/linux/ke... (diff)
downloadkernel-qcow2-linux-cac1fc8fb561ac766468394d49c3dd11a2b8cb44.tar.gz
kernel-qcow2-linux-cac1fc8fb561ac766468394d49c3dd11a2b8cb44.tar.xz
kernel-qcow2-linux-cac1fc8fb561ac766468394d49c3dd11a2b8cb44.zip
Merge branch 'fixes' into next/soc
Merge in fixes here, since the last batch didn't make it in before the release of 4.20, and we might as well group them with this set of patches. * fixes: (822 commits) arm64: dts: renesas: draak: Fix CVBS input ARM: dts: Fix OMAP4430 SDP Ethernet startup ARM: dts: am335x-pdu001: Fix polarity of card detection input ARM: OMAP1: ams-delta: Fix audio permanently muted ARM: dts: omap5: Fix dual-role mode on Super-Speed port arm64: dts: rockchip: fix rk3399-rockpro64 regulator gpios ARM: dts: imx7d-nitrogen7: Fix the description of the Wifi clock ARM: imx: update the cpu power up timing setting on i.mx6sx Revert "arm64: dts: marvell: add CPU Idle power state support on Armada 7K/8K" ARM: dts: imx7d-pico: Describe the Wifi clock ARM: dts: realview: Fix some more duplicate regulator nodes MAINTAINERS: update entry for MMP platform ARM: mmp/mmp2: fix cpu_is_mmp2() on mmp2-dt MAINTAINERS: mediatek: Update SoC entry ARM: dts: bcm2837: Fix polarity of wifi reset GPIOs + Linux 4.20-rc5 Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/mips/kernel')
-rw-r--r--arch/mips/kernel/ftrace.c14
-rw-r--r--arch/mips/kernel/setup.c1
-rw-r--r--arch/mips/kernel/traps.c3
3 files changed, 4 insertions, 14 deletions
diff --git a/arch/mips/kernel/ftrace.c b/arch/mips/kernel/ftrace.c
index 7f3dfdbc3657..b122cbb4aad1 100644
--- a/arch/mips/kernel/ftrace.c
+++ b/arch/mips/kernel/ftrace.c
@@ -322,7 +322,6 @@ void prepare_ftrace_return(unsigned long *parent_ra_addr, unsigned long self_ra,
unsigned long fp)
{
unsigned long old_parent_ra;
- struct ftrace_graph_ent trace;
unsigned long return_hooker = (unsigned long)
&return_to_handler;
int faulted, insns;
@@ -369,12 +368,6 @@ void prepare_ftrace_return(unsigned long *parent_ra_addr, unsigned long self_ra,
if (unlikely(faulted))
goto out;
- if (ftrace_push_return_trace(old_parent_ra, self_ra, &trace.depth, fp,
- NULL) == -EBUSY) {
- *parent_ra_addr = old_parent_ra;
- return;
- }
-
/*
* Get the recorded ip of the current mcount calling site in the
* __mcount_loc section, which will be used to filter the function
@@ -382,13 +375,10 @@ void prepare_ftrace_return(unsigned long *parent_ra_addr, unsigned long self_ra,
*/
insns = core_kernel_text(self_ra) ? 2 : MCOUNT_OFFSET_INSNS + 1;
- trace.func = self_ra - (MCOUNT_INSN_SIZE * insns);
+ self_ra -= (MCOUNT_INSN_SIZE * insns);
- /* Only trace if the calling function expects to */
- if (!ftrace_graph_entry(&trace)) {
- current->curr_ret_stack--;
+ if (function_graph_enter(old_parent_ra, self_ra, fp, NULL))
*parent_ra_addr = old_parent_ra;
- }
return;
out:
ftrace_graph_stop();
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index ea09ed6a80a9..8c6c48ed786a 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -794,6 +794,7 @@ static void __init arch_mem_init(char **cmdline_p)
/* call board setup routine */
plat_mem_setup();
+ memblock_set_bottom_up(true);
/*
* Make sure all kernel memory is in the maps. The "UP" and
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 0f852e1b5891..15e103c6d799 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -2260,10 +2260,8 @@ void __init trap_init(void)
unsigned long size = 0x200 + VECTORSPACING*64;
phys_addr_t ebase_pa;
- memblock_set_bottom_up(true);
ebase = (unsigned long)
memblock_alloc_from(size, 1 << fls(size), 0);
- memblock_set_bottom_up(false);
/*
* Try to ensure ebase resides in KSeg0 if possible.
@@ -2307,6 +2305,7 @@ void __init trap_init(void)
if (board_ebase_setup)
board_ebase_setup();
per_cpu_trap_init(true);
+ memblock_set_bottom_up(false);
/*
* Copy the generic exception handlers to their final destination.