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-rw-r--r--mm/vmscan.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index a1af041930a6..f957afe900ec 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3525,8 +3525,6 @@ static int kswapd(void *p)
};
const struct cpumask *cpumask = cpumask_of_node(pgdat->node_id);
- lockdep_set_current_reclaim_state(GFP_KERNEL);
-
if (!cpumask_empty(cpumask))
set_cpus_allowed_ptr(tsk, cpumask);
current->reclaim_state = &reclaim_state;
@@ -3585,14 +3583,15 @@ kswapd_try_sleep:
*/
trace_mm_vmscan_kswapd_wake(pgdat->node_id, classzone_idx,
alloc_order);
+ fs_reclaim_acquire(GFP_KERNEL);
reclaim_order = balance_pgdat(pgdat, alloc_order, classzone_idx);
+ fs_reclaim_release(GFP_KERNEL);
if (reclaim_order < alloc_order)
goto kswapd_try_sleep;
}
tsk->flags &= ~(PF_MEMALLOC | PF_SWAPWRITE | PF_KSWAPD);
current->reclaim_state = NULL;
- lockdep_clear_current_reclaim_state();
return 0;
}
@@ -3655,14 +3654,14 @@ unsigned long shrink_all_memory(unsigned long nr_to_reclaim)
unsigned int noreclaim_flag;
noreclaim_flag = memalloc_noreclaim_save();
- lockdep_set_current_reclaim_state(sc.gfp_mask);
+ fs_reclaim_acquire(sc.gfp_mask);
reclaim_state.reclaimed_slab = 0;
p->reclaim_state = &reclaim_state;
nr_reclaimed = do_try_to_free_pages(zonelist, &sc);
p->reclaim_state = NULL;
- lockdep_clear_current_reclaim_state();
+ fs_reclaim_release(sc.gfp_mask);
memalloc_noreclaim_restore(noreclaim_flag);
return nr_reclaimed;
@@ -3847,7 +3846,7 @@ static int __node_reclaim(struct pglist_data *pgdat, gfp_t gfp_mask, unsigned in
*/
noreclaim_flag = memalloc_noreclaim_save();
p->flags |= PF_SWAPWRITE;
- lockdep_set_current_reclaim_state(sc.gfp_mask);
+ fs_reclaim_acquire(sc.gfp_mask);
reclaim_state.reclaimed_slab = 0;
p->reclaim_state = &reclaim_state;
@@ -3862,9 +3861,9 @@ static int __node_reclaim(struct pglist_data *pgdat, gfp_t gfp_mask, unsigned in
}
p->reclaim_state = NULL;
+ fs_reclaim_release(gfp_mask);
current->flags &= ~PF_SWAPWRITE;
memalloc_noreclaim_restore(noreclaim_flag);
- lockdep_clear_current_reclaim_state();
return sc.nr_reclaimed >= nr_pages;
}