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| author | Ingo Molnar | 2019-06-17 12:06:34 +0200 |
|---|---|---|
| committer | Ingo Molnar | 2019-06-17 12:06:34 +0200 |
| commit | 410df0c5748f6c5a53847d2acb163dc7cd8b6c51 (patch) | |
| tree | 0c0f547f90a73ec6d30851f93720e0eb24f353eb /arch/sparc | |
| parent | Documentation/atomic_t.txt: Clarify pure non-rmw usage (diff) | |
| parent | Linux 5.2-rc5 (diff) | |
| download | kernel-qcow2-linux-410df0c5748f6c5a53847d2acb163dc7cd8b6c51.tar.gz kernel-qcow2-linux-410df0c5748f6c5a53847d2acb163dc7cd8b6c51.tar.xz kernel-qcow2-linux-410df0c5748f6c5a53847d2acb163dc7cd8b6c51.zip | |
Merge tag 'v5.2-rc5' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/include/asm/device.h | 3 | ||||
| -rw-r--r-- | arch/sparc/kernel/mdesc.c | 2 | ||||
| -rw-r--r-- | arch/sparc/kernel/perf_event.c | 4 | ||||
| -rw-r--r-- | arch/sparc/mm/ultra.S | 4 |
4 files changed, 9 insertions, 4 deletions
diff --git a/arch/sparc/include/asm/device.h b/arch/sparc/include/asm/device.h index bb3f0b0c6754..a797d5e86406 100644 --- a/arch/sparc/include/asm/device.h +++ b/arch/sparc/include/asm/device.h @@ -1,7 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Arch specific extensions to struct device - * - * This file is released under the GPLv2 */ #ifndef _ASM_SPARC_DEVICE_H #define _ASM_SPARC_DEVICE_H diff --git a/arch/sparc/kernel/mdesc.c b/arch/sparc/kernel/mdesc.c index 9a26b442f820..8e645ddac58e 100644 --- a/arch/sparc/kernel/mdesc.c +++ b/arch/sparc/kernel/mdesc.c @@ -356,6 +356,8 @@ static int get_vdev_port_node_info(struct mdesc_handle *md, u64 node, node_info->vdev_port.id = *idp; node_info->vdev_port.name = kstrdup_const(name, GFP_KERNEL); + if (!node_info->vdev_port.name) + return -1; node_info->vdev_port.parent_cfg_hdl = *parent_cfg_hdlp; return 0; diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c index 6de7c684c29f..a58ae9c42803 100644 --- a/arch/sparc/kernel/perf_event.c +++ b/arch/sparc/kernel/perf_event.c @@ -891,6 +891,10 @@ static int sparc_perf_event_set_period(struct perf_event *event, s64 period = hwc->sample_period; int ret = 0; + /* The period may have been changed by PERF_EVENT_IOC_PERIOD */ + if (unlikely(period != hwc->last_period)) + left = period - (hwc->last_period - left); + if (unlikely(left <= -period)) { left = period; local64_set(&hwc->period_left, left); diff --git a/arch/sparc/mm/ultra.S b/arch/sparc/mm/ultra.S index d245f89d1395..d220b6848746 100644 --- a/arch/sparc/mm/ultra.S +++ b/arch/sparc/mm/ultra.S @@ -587,7 +587,7 @@ xcall_flush_tlb_kernel_range: /* 44 insns */ sub %g7, %g1, %g3 srlx %g3, 18, %g2 brnz,pn %g2, 2f - add %g2, 1, %g2 + sethi %hi(PAGE_SIZE), %g2 sub %g3, %g2, %g3 or %g1, 0x20, %g1 ! Nucleus 1: stxa %g0, [%g1 + %g3] ASI_DMMU_DEMAP @@ -751,7 +751,7 @@ __cheetah_xcall_flush_tlb_kernel_range: /* 44 insns */ sub %g7, %g1, %g3 srlx %g3, 18, %g2 brnz,pn %g2, 2f - add %g2, 1, %g2 + sethi %hi(PAGE_SIZE), %g2 sub %g3, %g2, %g3 or %g1, 0x20, %g1 ! Nucleus 1: stxa %g0, [%g1 + %g3] ASI_DMMU_DEMAP |