| /linux/drivers/platform/surface/aggregator/ |
| H A D | ssh_packet_layer.c | 335 ptl_info(packet->ptl, "packet error injection: dropping ACK packet %p\n", in __ssh_ptl_should_drop_ack_packet()
347 ptl_info(packet->ptl, "packet error injection: dropping NAK packet %p\n", in __ssh_ptl_should_drop_nak_packet()
359 ptl_info(packet->ptl, in __ssh_ptl_should_drop_dsq_packet()
387 static int ssh_ptl_write_buf(struct ssh_ptl *ptl, struct ssh_packet *packet, in ssh_ptl_write_buf() argument
395 ptl_info(packet->ptl, in ssh_ptl_write_buf()
402 return serdev_device_write_buf(ptl->serdev, buf, count); in ssh_ptl_write_buf()
419 ptl_info(packet->ptl, in ssh_ptl_tx_inject_invalid_data()
431 static void ssh_ptl_rx_inject_invalid_syn(struct ssh_ptl *ptl, in ssh_ptl_rx_inject_invalid_syn() argument
448 static void ssh_ptl_rx_inject_invalid_data(struct ssh_ptl *ptl, in ssh_ptl_rx_inject_invalid_data() argument
486 static inline int ssh_ptl_write_buf(struct ssh_ptl *ptl, in ssh_ptl_write_buf() argument
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| H A D | ssh_packet_layer.h | 139 int ssh_ptl_init(struct ssh_ptl *ptl, struct serdev_device *serdev,
142 void ssh_ptl_destroy(struct ssh_ptl *ptl);
151 static inline struct device *ssh_ptl_get_device(struct ssh_ptl *ptl) in ssh_ptl_get_device() argument
153 return ptl->serdev ? &ptl->serdev->dev : NULL; in ssh_ptl_get_device()
156 int ssh_ptl_tx_start(struct ssh_ptl *ptl);
157 int ssh_ptl_tx_stop(struct ssh_ptl *ptl);
158 int ssh_ptl_rx_start(struct ssh_ptl *ptl);
159 int ssh_ptl_rx_stop(struct ssh_ptl *ptl);
160 void ssh_ptl_shutdown(struct ssh_ptl *ptl);
162 int ssh_ptl_submit(struct ssh_ptl *ptl, struct ssh_packet *p);
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| H A D | ssh_request_layer.h | 66 struct ssh_ptl ptl; member
94 #define rtl_dbg(r, fmt, ...) ptl_dbg(&(r)->ptl, fmt, ##__VA_ARGS__)
95 #define rtl_info(p, fmt, ...) ptl_info(&(p)->ptl, fmt, ##__VA_ARGS__)
96 #define rtl_warn(r, fmt, ...) ptl_warn(&(r)->ptl, fmt, ##__VA_ARGS__)
97 #define rtl_err(r, fmt, ...) ptl_err(&(r)->ptl, fmt, ##__VA_ARGS__)
112 return ssh_ptl_get_device(&rtl->ptl); in ssh_rtl_get_device()
123 struct ssh_ptl *ptl; in ssh_request_rtl() local
125 ptl = READ_ONCE(rqst->packet.ptl); in ssh_request_rtl()
126 return likely(ptl) ? to_ssh_rtl(ptl, ptl) : NULL; in ssh_request_rtl()
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| H A D | ssh_request_layer.c | 258 status = ssh_ptl_submit(&rtl->ptl, &rqst->packet); in ssh_rtl_tx_try_process_one()
391 if (cmpxchg(&rqst->packet.ptl, NULL, &rtl->ptl)) { in ssh_rtl_submit()
619 if (flags == fixed && !READ_ONCE(r->packet.ptl)) { in ssh_rtl_cancel_nonpending()
674 if (!READ_ONCE(r->packet.ptl)) { in ssh_rtl_cancel_pending()
911 struct ssh_rtl *rtl = to_ssh_rtl(p, ptl); in ssh_rtl_rx_command()
1033 status = ssh_ptl_init(&rtl->ptl, serdev, &ptl_ops); in ssh_rtl_init()
1067 ssh_ptl_destroy(&rtl->ptl); in ssh_rtl_destroy()
1080 status = ssh_ptl_tx_start(&rtl->ptl); in ssh_rtl_start()
1086 status = ssh_ptl_rx_start(&rtl->ptl); in ssh_rtl_start()
1089 ssh_ptl_tx_stop(&rtl->ptl); in ssh_rtl_start()
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| H A D | controller.h | 244 return ssh_ptl_rx_rcvbuf(&ctrl->rtl.ptl, buf, n); in ssam_controller_receive_buf()
254 ssh_ptl_tx_wakeup_transfer(&ctrl->rtl.ptl); in ssam_controller_write_wakeup()
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| /linux/drivers/media/platform/allegro-dvt/ |
| H A D | nal-hevc.c | 101 struct nal_hevc_profile_tier_level *ptl) in nal_hevc_rbsp_profile_tier_level() argument
106 rbsp_bits(rbsp, 2, &ptl->general_profile_space); in nal_hevc_rbsp_profile_tier_level()
107 rbsp_bit(rbsp, &ptl->general_tier_flag); in nal_hevc_rbsp_profile_tier_level()
108 rbsp_bits(rbsp, 5, &ptl->general_profile_idc); in nal_hevc_rbsp_profile_tier_level()
110 rbsp_bit(rbsp, &ptl->general_profile_compatibility_flag[i]); in nal_hevc_rbsp_profile_tier_level()
111 rbsp_bit(rbsp, &ptl->general_progressive_source_flag); in nal_hevc_rbsp_profile_tier_level()
112 rbsp_bit(rbsp, &ptl->general_interlaced_source_flag); in nal_hevc_rbsp_profile_tier_level()
113 rbsp_bit(rbsp, &ptl->general_non_packed_constraint_flag); in nal_hevc_rbsp_profile_tier_level()
114 rbsp_bit(rbsp, &ptl->general_frame_only_constraint_flag); in nal_hevc_rbsp_profile_tier_level()
115 if (ptl->general_profile_idc == 4 || in nal_hevc_rbsp_profile_tier_level()
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| /linux/mm/ |
| H A D | page_vma_mapped.c | 25 pvmw->address, &pvmw->ptl); in map_pte()
26 *ptlp = pvmw->ptl; in map_pte()
80 pvmw->ptl = *ptlp; in map_pte()
191 spinlock_t *ptl; in page_vma_mapped_walk() local
217 pvmw->ptl = huge_pte_lock(hstate, mm, pvmw->pte); in page_vma_mapped_walk()
255 pvmw->ptl = pmd_lock(mm, pvmw->pmd); in page_vma_mapped_walk()
286 spin_unlock(pvmw->ptl); in page_vma_mapped_walk()
287 pvmw->ptl = NULL; in page_vma_mapped_walk()
298 if (!map_pte(pvmw, &pmde, &ptl)) { in page_vma_mapped_walk()
313 if (pvmw->ptl) { in page_vma_mapped_walk()
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| H A D | migrate_device.c | 144 spinlock_t *ptl; in migrate_vma_collect_huge_pmd() local
148 ptl = pmd_lock(mm, pmdp); in migrate_vma_collect_huge_pmd()
150 spin_unlock(ptl); in migrate_vma_collect_huge_pmd()
156 spin_unlock(ptl); in migrate_vma_collect_huge_pmd()
162 spin_unlock(ptl); in migrate_vma_collect_huge_pmd()
172 spin_unlock(ptl); in migrate_vma_collect_huge_pmd()
178 spin_unlock(ptl); in migrate_vma_collect_huge_pmd()
185 spin_unlock(ptl); in migrate_vma_collect_huge_pmd()
191 spin_unlock(ptl); in migrate_vma_collect_huge_pmd()
202 .ptl = ptl, in migrate_vma_collect_huge_pmd()
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| H A D | huge_memory.c | 1442 vmf->ptl = pmd_lock(vma->vm_mm, vmf->pmd); in __do_huge_pmd_anonymous_page()
1452 spin_unlock(vmf->ptl); in __do_huge_pmd_anonymous_page()
1462 spin_unlock(vmf->ptl); in __do_huge_pmd_anonymous_page()
1467 spin_unlock(vmf->ptl); in __do_huge_pmd_anonymous_page()
1480 spinlock_t *ptl; in do_huge_pmd_device_private() local
1490 ptl = pmd_lock(vma->vm_mm, vmf->pmd); in do_huge_pmd_device_private()
1492 spin_unlock(ptl); in do_huge_pmd_device_private()
1503 spin_unlock(ptl); in do_huge_pmd_device_private()
1508 spin_unlock(ptl); in do_huge_pmd_device_private()
1591 vmf->ptl = pmd_lock(vma->vm_mm, vmf->pmd); in do_huge_pmd_anonymous_page()
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| H A D | memory.c | 427 spinlock_t *ptl = pmd_lock(mm, pmd); in pmd_install() local
448 spin_unlock(ptl); in pmd_install()
1983 spinlock_t *ptl, pmd_t *pmdval) in zap_empty_pte_table() argument
1987 if (ptl != pml && !spin_trylock(pml)) in zap_empty_pte_table()
1992 if (ptl != pml) in zap_empty_pte_table()
2000 spinlock_t *pml, *ptl = NULL; in zap_pte_table_if_empty() local
2005 start_pte = pte_offset_map_rw_nolock(mm, pmd, addr, pmdval, &ptl); in zap_pte_table_if_empty()
2008 if (ptl != pml) in zap_pte_table_if_empty()
2009 spin_lock_nested(ptl, SINGLE_DEPTH_NESTING); in zap_pte_table_if_empty()
2019 if (ptl != pml) in zap_pte_table_if_empty()
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| H A D | khugepaged.c | 845 spinlock_t *ptl, unsigned int order, in __collapse_huge_page_copy_succeeded() argument
866 spin_lock(ptl); in __collapse_huge_page_copy_succeeded()
868 spin_unlock(ptl); in __collapse_huge_page_copy_succeeded()
888 spin_lock(ptl); in __collapse_huge_page_copy_succeeded()
891 spin_unlock(ptl); in __collapse_huge_page_copy_succeeded()
947 unsigned long address, spinlock_t *ptl, unsigned int order, in __collapse_huge_page_copy() argument
975 __collapse_huge_page_copy_succeeded(pte, vma, address, ptl, in __collapse_huge_page_copy()
1168 spinlock_t *ptl; in __collapse_huge_page_swapin() local
1184 pte = pte_offset_map_ro_nolock(mm, pmd, addr, &ptl); in __collapse_huge_page_swapin()
1212 vmf.ptl = ptl; in __collapse_huge_page_swapin()
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| H A D | madvise.c | 202 spinlock_t *ptl; in swapin_walk_pmd_entry() local
211 ptep = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl); in swapin_walk_pmd_entry()
221 pte_unmap_unlock(ptep, ptl); in swapin_walk_pmd_entry()
231 pte_unmap_unlock(ptep, ptl); in swapin_walk_pmd_entry()
372 spinlock_t *ptl; in madvise_cold_or_pageout_pte_range() local
391 ptl = pmd_trans_huge_lock(pmd, vma); in madvise_cold_or_pageout_pte_range()
392 if (!ptl) in madvise_cold_or_pageout_pte_range()
418 spin_unlock(ptl); in madvise_cold_or_pageout_pte_range()
450 spin_unlock(ptl); in madvise_cold_or_pageout_pte_range()
460 start_pte = pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl); in madvise_cold_or_pageout_pte_range()
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| H A D | hmm.c | 498 spinlock_t *ptl = pud_trans_huge_lock(pudp, walk->vma); in hmm_vma_walk_pud() local
500 if (!ptl) in hmm_vma_walk_pud()
508 spin_unlock(ptl); in hmm_vma_walk_pud()
526 spin_unlock(ptl); in hmm_vma_walk_pud()
542 spin_unlock(ptl); in hmm_vma_walk_pud()
561 spinlock_t *ptl; in hmm_vma_walk_hugetlb_entry() local
564 ptl = huge_pte_lock(hstate_vma(vma), walk->mm, pte); in hmm_vma_walk_hugetlb_entry()
574 spin_unlock(ptl); in hmm_vma_walk_hugetlb_entry()
584 spin_unlock(ptl); in hmm_vma_walk_hugetlb_entry()
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| H A D | hugetlb.c | 5219 spinlock_t *ptl; in __unmap_hugepage_range() local
5246 ptl = huge_pte_lock(h, mm, ptep); in __unmap_hugepage_range()
5248 spin_unlock(ptl); in __unmap_hugepage_range()
5255 spin_unlock(ptl); in __unmap_hugepage_range()
5277 spin_unlock(ptl); in __unmap_hugepage_range()
5288 spin_unlock(ptl); in __unmap_hugepage_range()
5313 spin_unlock(ptl); in __unmap_hugepage_range()
5572 spin_unlock(vmf->ptl); in hugetlb_wp()
5607 spin_lock(vmf->ptl); in hugetlb_wp()
5647 spin_lock(vmf->ptl); in hugetlb_wp()
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| /linux/mm/damon/ |
| H A D | vaddr.c | 272 spinlock_t *ptl; in damon_mkold_pmd_entry() local
274 ptl = pmd_trans_huge_lock(pmd, walk->vma); in damon_mkold_pmd_entry()
275 if (ptl) { in damon_mkold_pmd_entry()
280 spin_unlock(ptl); in damon_mkold_pmd_entry()
284 pte = pte_offset_map_lock(walk->mm, pmd, addr, &ptl); in damon_mkold_pmd_entry()
291 pte_unmap_unlock(pte, ptl); in damon_mkold_pmd_entry()
335 spinlock_t *ptl; in damon_mkold_hugetlb_entry() local
338 ptl = huge_pte_lock(h, walk->mm, pte); in damon_mkold_hugetlb_entry()
346 spin_unlock(ptl); in damon_mkold_hugetlb_entry()
401 spinlock_t *ptl; in damon_young_pmd_entry() local
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| /linux/arch/s390/mm/ |
| H A D | gmap_helpers.c | 42 pte_t *try_get_locked_pte(struct mm_struct *mm, unsigned long vmaddr, spinlock_t **ptl) in try_get_locked_pte() argument
67 ptep = pte_offset_map_rw_nolock(mm, pmdp, vmaddr, &pmdval, ptl); in try_get_locked_pte()
71 if (spin_trylock(*ptl)) { in try_get_locked_pte()
73 pte_unmap_unlock(ptep, *ptl); in try_get_locked_pte()
97 spinlock_t *ptl; /* Lock for the host (userspace) page table */ in gmap_helper_zap_one_page() local
109 ptep = try_get_locked_pte(mm, vmaddr, &ptl); in gmap_helper_zap_one_page()
118 pte_unmap_unlock(ptep, ptl); in gmap_helper_zap_one_page()
168 spinlock_t *ptl; /* Lock for the host (userspace) page table */ in gmap_helper_try_set_pte_unused() local
183 ptep = try_get_locked_pte(mm, vmaddr, &ptl); in gmap_helper_try_set_pte_unused()
189 pte_unmap_unlock(ptep, ptl); in gmap_helper_try_set_pte_unused()
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| /linux/Documentation/translations/zh_CN/mm/ |
| H A D | split_page_table_lock.rst | 63 面。这个区域与page->ptl共享存储。
79 page->ptl
82 page->ptl用于访问分割页表锁，其中'page'是包含该表的页面struct page。它
89 - 如果spinlock_t的大小大于long的大小，我们使用page->ptl作为spinlock_t
96 请不要直接访问page->ptl - -使用适当的辅助函数。
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| /linux/fs/proc/ |
| H A D | task_mmu.c | 1144 spinlock_t *ptl; in smaps_pte_range() local
1146 ptl = pmd_trans_huge_lock(pmd, vma); in smaps_pte_range()
1147 if (ptl) { in smaps_pte_range()
1149 spin_unlock(ptl); in smaps_pte_range()
1153 pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl); in smaps_pte_range()
1160 pte_unmap_unlock(pte - 1, ptl); in smaps_pte_range()
1274 spinlock_t *ptl; in smaps_hugetlb_range() local
1277 ptl = huge_pte_lock(hstate_vma(vma), walk->mm, pte); in smaps_hugetlb_range()
1297 spin_unlock(ptl); in smaps_hugetlb_range()
1776 spinlock_t *ptl; in clear_refs_pte_range() local
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| /linux/drivers/gpu/drm/amd/amdgpu/ |
| H A D | amdgpu_psp.c | 1300 struct amdgpu_ptl *ptl = &psp->ptl; in psp_ptl_invoke() local
1307 ptl->enabled = *ptl_state; in psp_ptl_invoke()
1308 ptl->fmt1 = *fmt1; in psp_ptl_invoke()
1309 ptl->fmt2 = *fmt2; in psp_ptl_invoke()
1350 ptl->enabled = *ptl_state; in psp_ptl_invoke()
1351 ptl->fmt1 = *fmt1; in psp_ptl_invoke()
1352 ptl->fmt2 = *fmt2; in psp_ptl_invoke()
1370 struct amdgpu_ptl *ptl; in amdgpu_ptl_perf_monitor_ctrl() local
1377 ptl = &psp->ptl; in amdgpu_ptl_perf_monitor_ctrl()
1379 if (ptl->permanently_disabled && *ptl_state == 1) in amdgpu_ptl_perf_monitor_ctrl()
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| /linux/arch/m68k/kernel/ |
| H A D | sys_m68k.c | 474 spinlock_t *ptl; in sys_atomic_cmpxchg_32() local
490 pte = pte_offset_map_lock(mm, pmd, (unsigned long)mem, &ptl); in sys_atomic_cmpxchg_32()
495 pte_unmap_unlock(pte, ptl); in sys_atomic_cmpxchg_32()
507 pte_unmap_unlock(pte, ptl); in sys_atomic_cmpxchg_32()
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| /linux/drivers/input/touchscreen/ |
| H A D | ilitek_ts_i2c.c | 56 struct ilitek_protocol_info ptl; member
246 ts->ptl.ver = get_unaligned_be16(outbuf); in api_protocol_get_ptl_ver()
247 ts->ptl.ver_major = outbuf[0]; in api_protocol_get_ptl_ver()
419 if (ts->ptl.ver_major == 0x3 || in ilitek_protocol_init()
420 ts->ptl.ver == BL_V1_6 || in ilitek_protocol_init()
421 ts->ptl.ver == BL_V1_7) in ilitek_protocol_init()
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| /linux/drivers/gpu/drm/amd/amdkfd/ |
| H A D | kfd_chardev.c | 1824 struct amdgpu_ptl *ptl = &adev->psp.ptl; in kfd_ptl_control() local
1825 enum amdgpu_ptl_fmt pref_format1 = ptl->fmt1; in kfd_ptl_control()
1826 enum amdgpu_ptl_fmt pref_format2 = ptl->fmt2; in kfd_ptl_control()
1830 if (ptl->hw_supported_state != AMDGPU_PTL_HW_SUPPORTED) in kfd_ptl_control()
1848 struct amdgpu_ptl *ptl = &adev->psp.ptl; in kfd_ptl_disable_request() local
1851 if (ptl->hw_supported_state != AMDGPU_PTL_HW_SUPPORTED) in kfd_ptl_disable_request()
1854 mutex_lock(&ptl->mutex); in kfd_ptl_disable_request()
1859 if (atomic_inc_return(&ptl->disable_ref) == 1) { in kfd_ptl_disable_request()
1862 atomic_dec(&ptl->disable_ref); in kfd_ptl_disable_request()
1868 set_bit(AMDGPU_PTL_DISABLE_PROFILER, ptl->disable_bitmap); in kfd_ptl_disable_request()
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| /linux/include/linux/ |
| H A D | rmap.h | 872 spinlock_t *ptl; member
893 if (pvmw->ptl) in page_vma_mapped_walk_done()
894 spin_unlock(pvmw->ptl); in page_vma_mapped_walk_done()
911 if (likely(pvmw->ptl)) in page_vma_mapped_walk_restart()
912 spin_unlock(pvmw->ptl); in page_vma_mapped_walk_restart()
916 pvmw->ptl = NULL; in page_vma_mapped_walk_restart()
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| /linux/arch/powerpc/mm/book3s64/ |
| H A D | subpage_prot.c | 61 spinlock_t *ptl; in hpte_flush_range() local
73 pte = pte_offset_map_lock(mm, pmd, addr, &ptl); in hpte_flush_range()
83 pte_unmap_unlock(pte - 1, ptl); in hpte_flush_range()
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| /linux/arch/x86/xen/ |
| H A D | mmu_pv.c | 723 spinlock_t *ptl = NULL; in xen_pte_lock() local
726 ptl = ptlock_ptr(page_ptdesc(page)); in xen_pte_lock()
727 spin_lock_nest_lock(ptl, &mm->page_table_lock); in xen_pte_lock()
730 return ptl; in xen_pte_lock()
735 spinlock_t *ptl = v; in xen_pte_unlock() local
736 spin_unlock(ptl); in xen_pte_unlock()
758 spinlock_t *ptl; in xen_pin_page() local
780 ptl = NULL; in xen_pin_page()
782 ptl = xen_pte_lock(page, mm); in xen_pin_page()
788 if (ptl) { in xen_pin_page()
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