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| author | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2024-10-04 11:29:21 +0200 |
|---|---|---|
| committer | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2024-10-04 11:46:30 +0200 |
| commit | b88132ceb3faccdd785809df75f9d490ebaab459 (patch) | |
| tree | ea383d842f8b5fc4f72ca1ebbd6c02a99754071b /kernel/cpu.c | |
| parent | 491418a258322bbd7f045e36884d2849b673f23d (diff) | |
| parent | 9852d85ec9d492ebef56dc5f229416c925758edc (diff) | |
Merge drm/drm-next into drm-xe-next
Backmerging to resolve a conflict with core locally.
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Diffstat (limited to 'kernel/cpu.c')
| -rw-r--r-- | kernel/cpu.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c index b1fd2a3db91a..d293d52a3e00 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -330,7 +330,7 @@ static bool cpuhp_wait_for_sync_state(unsigned int cpu, enum cpuhp_sync_state st /* Poll for one millisecond */ arch_cpuhp_sync_state_poll(); } else { - usleep_range_state(USEC_PER_MSEC, 2 * USEC_PER_MSEC, TASK_UNINTERRUPTIBLE); + usleep_range(USEC_PER_MSEC, 2 * USEC_PER_MSEC); } sync = atomic_read(st); } @@ -1808,6 +1808,7 @@ static int __init parallel_bringup_parse_param(char *arg) } early_param("cpuhp.parallel", parallel_bringup_parse_param); +#ifdef CONFIG_HOTPLUG_SMT static inline bool cpuhp_smt_aware(void) { return cpu_smt_max_threads > 1; @@ -1817,6 +1818,21 @@ static inline const struct cpumask *cpuhp_get_primary_thread_mask(void) { return cpu_primary_thread_mask; } +#else +static inline bool cpuhp_smt_aware(void) +{ + return false; +} +static inline const struct cpumask *cpuhp_get_primary_thread_mask(void) +{ + return cpu_none_mask; +} +#endif + +bool __weak arch_cpuhp_init_parallel_bringup(void) +{ + return true; +} /* * On architectures which have enabled parallel bringup this invokes all BP @@ -2689,9 +2705,7 @@ int cpuhp_smt_disable(enum cpuhp_smt_control ctrlval) return ret; } -/** - * Check if the core a CPU belongs to is online - */ +/* Check if the core a CPU belongs to is online */ #if !defined(topology_is_core_online) static inline bool topology_is_core_online(unsigned int cpu) { |