Defined in 1 files as a macro:
Defined in 3 files as a function:
- arch/riscv/include/asm/pgtable.h, line 919 (as a function)
- arch/x86/include/asm/pgtable.h, line 539 (as a function)
- include/asm-generic/pgtable_uffd.h, line 47 (as a function)
Referenced in 1 files:
Smatch caller information:
mm/huge_memory.c change_huge_pmd() -> pmd_clear_uffd()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | pmd | r pmd_modify |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dst_mm->mmap_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/huge_memory.c clear_uffd_wp_pmd() -> pmd_clear_uffd()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | pmd | $0 |
| HALF_LOCKED2 | &ctx->map_changing_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/huge_memory.c copy_huge_pmd() -> pmd_clear_uffd()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | src_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/huge_memory.c do_huge_pmd_uffd_rwp() -> pmd_clear_uffd()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | pmd | r pmd_modify |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &pool->lock |