diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/dump_stack.c | 2 | ||||
| -rw-r--r-- | lib/ioremap.c | 1 | ||||
| -rw-r--r-- | lib/test_hmm.c | 14 | ||||
| -rw-r--r-- | lib/test_lockup.c | 16 |
4 files changed, 16 insertions, 17 deletions
diff --git a/lib/dump_stack.c b/lib/dump_stack.c index 33ffbf308853..a00ee6eedc7c 100644 --- a/lib/dump_stack.c +++ b/lib/dump_stack.c @@ -74,7 +74,7 @@ void show_regs_print_info(const char *log_lvl) static void __dump_stack(void) { dump_stack_print_info(KERN_DEFAULT); - show_stack(NULL, NULL); + show_stack(NULL, NULL, KERN_DEFAULT); } /** diff --git a/lib/ioremap.c b/lib/ioremap.c index ad485f08173b..5ee3526f71b8 100644 --- a/lib/ioremap.c +++ b/lib/ioremap.c @@ -12,7 +12,6 @@ #include <linux/io.h> #include <linux/export.h> #include <asm/cacheflush.h> -#include <asm/pgtable.h> #ifdef CONFIG_HAVE_ARCH_HUGE_VMAP static int __read_mostly ioremap_p4d_capable; diff --git a/lib/test_hmm.c b/lib/test_hmm.c index 5c1858e325ba..28528285942c 100644 --- a/lib/test_hmm.c +++ b/lib/test_hmm.c @@ -245,9 +245,9 @@ static int dmirror_range_fault(struct dmirror *dmirror, } range->notifier_seq = mmu_interval_read_begin(range->notifier); - down_read(&mm->mmap_sem); + mmap_read_lock(mm); ret = hmm_range_fault(range); - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (ret) { if (ret == -EBUSY) continue; @@ -686,7 +686,7 @@ static int dmirror_migrate(struct dmirror *dmirror, if (!mmget_not_zero(mm)) return -EINVAL; - down_read(&mm->mmap_sem); + mmap_read_lock(mm); for (addr = start; addr < end; addr = next) { vma = find_vma(mm, addr); if (!vma || addr < vma->vm_start || @@ -713,7 +713,7 @@ static int dmirror_migrate(struct dmirror *dmirror, dmirror_migrate_finalize_and_map(&args, dmirror); migrate_vma_finalize(&args); } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); mmput(mm); /* Return the migrated data for verification. */ @@ -733,7 +733,7 @@ static int dmirror_migrate(struct dmirror *dmirror, return ret; out: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); mmput(mm); return ret; } @@ -825,9 +825,9 @@ static int dmirror_range_snapshot(struct dmirror *dmirror, range->notifier_seq = mmu_interval_read_begin(range->notifier); - down_read(&mm->mmap_sem); + mmap_read_lock(mm); ret = hmm_range_fault(range); - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (ret) { if (ret == -EBUSY) continue; diff --git a/lib/test_lockup.c b/lib/test_lockup.c index 419fbaceba73..f258743a0d83 100644 --- a/lib/test_lockup.c +++ b/lib/test_lockup.c @@ -103,7 +103,7 @@ MODULE_PARM_DESC(lock_rcu, "grab rcu_read_lock: generate rcu stalls"); static bool lock_mmap_sem; module_param(lock_mmap_sem, bool, 0400); -MODULE_PARM_DESC(lock_mmap_sem, "lock mm->mmap_sem: block procfs interfaces"); +MODULE_PARM_DESC(lock_mmap_sem, "lock mm->mmap_lock: block procfs interfaces"); static unsigned long lock_rwsem_ptr; module_param_unsafe(lock_rwsem_ptr, ulong, 0400); @@ -191,11 +191,11 @@ static void test_lock(bool master, bool verbose) if (lock_mmap_sem && master) { if (verbose) - pr_notice("lock mmap_sem pid=%d\n", main_task->pid); + pr_notice("lock mmap_lock pid=%d\n", main_task->pid); if (lock_read) - down_read(&main_task->mm->mmap_sem); + mmap_read_lock(main_task->mm); else - down_write(&main_task->mm->mmap_sem); + mmap_write_lock(main_task->mm); } if (test_disable_irq) @@ -276,11 +276,11 @@ static void test_unlock(bool master, bool verbose) if (lock_mmap_sem && master) { if (lock_read) - up_read(&main_task->mm->mmap_sem); + mmap_read_unlock(main_task->mm); else - up_write(&main_task->mm->mmap_sem); + mmap_write_unlock(main_task->mm); if (verbose) - pr_notice("unlock mmap_sem pid=%d\n", main_task->pid); + pr_notice("unlock mmap_lock pid=%d\n", main_task->pid); } if (lock_rwsem_ptr && master) { @@ -505,7 +505,7 @@ static int __init test_lockup_init(void) } if (lock_mmap_sem && !main_task->mm) { - pr_err("no mm to lock mmap_sem\n"); + pr_err("no mm to lock mmap_lock\n"); return -EINVAL; } |