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Merge branch 'akpm' (patches from Andrew)

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Merge misc updates from Andrew Morton:

 - a few misc things and hotfixes

 - ocfs2

 - almost all of MM

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (139 commits)
  kernel/memremap.c: remove the unused device_private_entry_fault() export
  mm: delete find_get_entries_tag
  mm/huge_memory.c: make __thp_get_unmapped_area static
  mm/mprotect.c: fix compilation warning because of unused 'mm' variable
  mm/page-writeback: introduce tracepoint for wait_on_page_writeback()
  mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags
  mm/Kconfig: update "Memory Model" help text
  mm/vmscan.c: don't disable irq again when count pgrefill for memcg
  mm: memblock: make keeping memblock memory opt-in rather than opt-out
  hugetlbfs: always use address space in inode for resv_map pointer
  mm/z3fold.c: support page migration
  mm/z3fold.c: add structure for buddy handles
  mm/z3fold.c: improve compression by extending search
  mm/z3fold.c: introduce helper functions
  mm/page_alloc.c: remove unnecessary parameter in rmqueue_pcplist
  mm/hmm: add ARCH_HAS_HMM_MIRROR ARCH_HAS_HMM_DEVICE Kconfig
  mm/vmscan.c: simplify shrink_inactive_list()
  fs/sync.c: sync_file_range(2) may use WB_SYNC_ALL writeback
  xen/privcmd-buf.c: convert to use vm_map_pages_zero()
  xen/gntdev.c: convert to use vm_map_pages()
  ...
This commit is contained in:
Linus Torvalds
2019-05-14 10:10:55 -07:00
parent 7e9890a350 640be2d1ff
commit 318222a35b
189 changed files with 3682 additions and 2368 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
include/trace/events/compaction.h
View File

@@ -64,6 +64,7 @@ DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_freepages,
TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
);
#ifdef CONFIG_COMPACTION
TRACE_EVENT(mm_compaction_migratepages,
TP_PROTO(unsigned long nr_all,
@@ -132,7 +133,6 @@ TRACE_EVENT(mm_compaction_begin,
__entry->sync ? "sync" : "async")
);
#ifdef CONFIG_COMPACTION
TRACE_EVENT(mm_compaction_end,
TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn,
unsigned long free_pfn, unsigned long zone_end, bool sync,
@@ -166,7 +166,6 @@ TRACE_EVENT(mm_compaction_end,
__entry->sync ? "sync" : "async",
__print_symbolic(__entry->status, COMPACTION_STATUS))
);
#endif
TRACE_EVENT(mm_compaction_try_to_compact_pages,
@@ -189,13 +188,12 @@ TRACE_EVENT(mm_compaction_try_to_compact_pages,
__entry->prio = prio;
),
TP_printk("order=%d gfp_mask=0x%x priority=%d",
TP_printk("order=%d gfp_mask=%s priority=%d",
__entry->order,
__entry->gfp_mask,
show_gfp_flags(__entry->gfp_mask),
__entry->prio)
);
#ifdef CONFIG_COMPACTION
DECLARE_EVENT_CLASS(mm_compaction_suitable_template,
TP_PROTO(struct zone *zone,
@@ -296,7 +294,6 @@ DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_defer_reset,
TP_ARGS(zone, order)
);
#endif
TRACE_EVENT(mm_compaction_kcompactd_sleep,
@@ -352,6 +349,7 @@ DEFINE_EVENT(kcompactd_wake_template, mm_compaction_kcompactd_wake,
TP_ARGS(nid, order, classzone_idx)
);
#endif
#endif /* _TRACE_COMPACTION_H */

98
include/trace/events/vmscan.h
View File

@@ -27,17 +27,11 @@
{RECLAIM_WB_ASYNC, "RECLAIM_WB_ASYNC"} \
) : "RECLAIM_WB_NONE"
#define trace_reclaim_flags(page) ( \
(page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
#define trace_reclaim_flags(file) ( \
(file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
(RECLAIM_WB_ASYNC) \
)
#define trace_shrink_flags(file) \
( \
(file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
(RECLAIM_WB_ASYNC) \
)
TRACE_EVENT(mm_vmscan_kswapd_sleep,
TP_PROTO(int nid),
@@ -73,7 +67,9 @@ TRACE_EVENT(mm_vmscan_kswapd_wake,
__entry->order = order;
),
TP_printk("nid=%d zid=%d order=%d", __entry->nid, __entry->zid, __entry->order)
TP_printk("nid=%d order=%d",
__entry->nid,
__entry->order)
);
TRACE_EVENT(mm_vmscan_wakeup_kswapd,
@@ -96,60 +92,53 @@ TRACE_EVENT(mm_vmscan_wakeup_kswapd,
__entry->gfp_flags = gfp_flags;
),
TP_printk("nid=%d zid=%d order=%d gfp_flags=%s",
TP_printk("nid=%d order=%d gfp_flags=%s",
__entry->nid,
__entry->zid,
__entry->order,
show_gfp_flags(__entry->gfp_flags))
);
DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
TP_PROTO(int order, gfp_t gfp_flags),
TP_ARGS(order, may_writepage, gfp_flags, classzone_idx),
TP_ARGS(order, gfp_flags),
TP_STRUCT__entry(
__field( int, order )
__field( int, may_writepage )
__field( gfp_t, gfp_flags )
__field( int, classzone_idx )
),
TP_fast_assign(
__entry->order = order;
__entry->may_writepage = may_writepage;
__entry->gfp_flags = gfp_flags;
__entry->classzone_idx = classzone_idx;
),
TP_printk("order=%d may_writepage=%d gfp_flags=%s classzone_idx=%d",
TP_printk("order=%d gfp_flags=%s",
__entry->order,
__entry->may_writepage,
show_gfp_flags(__entry->gfp_flags),
__entry->classzone_idx)
show_gfp_flags(__entry->gfp_flags))
);
DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
TP_PROTO(int order, gfp_t gfp_flags),
TP_ARGS(order, may_writepage, gfp_flags, classzone_idx)
TP_ARGS(order, gfp_flags)
);
#ifdef CONFIG_MEMCG
DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
TP_PROTO(int order, gfp_t gfp_flags),
TP_ARGS(order, may_writepage, gfp_flags, classzone_idx)
TP_ARGS(order, gfp_flags)
);
DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
TP_PROTO(int order, gfp_t gfp_flags),
TP_ARGS(order, may_writepage, gfp_flags, classzone_idx)
TP_ARGS(order, gfp_flags)
);
#endif /* CONFIG_MEMCG */
@@ -333,7 +322,8 @@ TRACE_EVENT(mm_vmscan_writepage,
TP_fast_assign(
__entry->pfn = page_to_pfn(page);
__entry->reclaim_flags = trace_reclaim_flags(page);
__entry->reclaim_flags = trace_reclaim_flags(
page_is_file_cache(page));
),
TP_printk("page=%p pfn=%lu flags=%s",
@@ -358,7 +348,8 @@ TRACE_EVENT(mm_vmscan_lru_shrink_inactive,
__field(unsigned long, nr_writeback)
__field(unsigned long, nr_congested)
__field(unsigned long, nr_immediate)
__field(unsigned long, nr_activate)
__field(unsigned int, nr_activate0)
__field(unsigned int, nr_activate1)
__field(unsigned long, nr_ref_keep)
__field(unsigned long, nr_unmap_fail)
__field(int, priority)
@@ -373,20 +364,22 @@ TRACE_EVENT(mm_vmscan_lru_shrink_inactive,
__entry->nr_writeback = stat->nr_writeback;
__entry->nr_congested = stat->nr_congested;
__entry->nr_immediate = stat->nr_immediate;
__entry->nr_activate = stat->nr_activate;
__entry->nr_activate0 = stat->nr_activate[0];
__entry->nr_activate1 = stat->nr_activate[1];
__entry->nr_ref_keep = stat->nr_ref_keep;
__entry->nr_unmap_fail = stat->nr_unmap_fail;
__entry->priority = priority;
__entry->reclaim_flags = trace_shrink_flags(file);
__entry->reclaim_flags = trace_reclaim_flags(file);
),
TP_printk("nid=%d nr_scanned=%ld nr_reclaimed=%ld nr_dirty=%ld nr_writeback=%ld nr_congested=%ld nr_immediate=%ld nr_activate=%ld nr_ref_keep=%ld nr_unmap_fail=%ld priority=%d flags=%s",
TP_printk("nid=%d nr_scanned=%ld nr_reclaimed=%ld nr_dirty=%ld nr_writeback=%ld nr_congested=%ld nr_immediate=%ld nr_activate_anon=%d nr_activate_file=%d nr_ref_keep=%ld nr_unmap_fail=%ld priority=%d flags=%s",
__entry->nid,
__entry->nr_scanned, __entry->nr_reclaimed,
__entry->nr_dirty, __entry->nr_writeback,
__entry->nr_congested, __entry->nr_immediate,
__entry->nr_activate, __entry->nr_ref_keep,
__entry->nr_unmap_fail, __entry->priority,
__entry->nr_activate0, __entry->nr_activate1,
__entry->nr_ref_keep, __entry->nr_unmap_fail,
__entry->priority,
show_reclaim_flags(__entry->reclaim_flags))
);
@@ -415,7 +408,7 @@ TRACE_EVENT(mm_vmscan_lru_shrink_active,
__entry->nr_deactivated = nr_deactivated;
__entry->nr_referenced = nr_referenced;
__entry->priority = priority;
__entry->reclaim_flags = trace_shrink_flags(file);
__entry->reclaim_flags = trace_reclaim_flags(file);
),
TP_printk("nid=%d nr_taken=%ld nr_active=%ld nr_deactivated=%ld nr_referenced=%ld priority=%d flags=%s",
@@ -454,7 +447,8 @@ TRACE_EVENT(mm_vmscan_inactive_list_is_low,
__entry->total_active = total_active;
__entry->active = active;
__entry->ratio = ratio;
__entry->reclaim_flags = trace_shrink_flags(file) & RECLAIM_WB_LRU;
__entry->reclaim_flags = trace_reclaim_flags(file) &
RECLAIM_WB_LRU;
),
TP_printk("nid=%d reclaim_idx=%d total_inactive=%ld inactive=%ld total_active=%ld active=%ld ratio=%ld flags=%s",
@@ -465,6 +459,38 @@ TRACE_EVENT(mm_vmscan_inactive_list_is_low,
__entry->ratio,
show_reclaim_flags(__entry->reclaim_flags))
);
TRACE_EVENT(mm_vmscan_node_reclaim_begin,
TP_PROTO(int nid, int order, gfp_t gfp_flags),
TP_ARGS(nid, order, gfp_flags),
TP_STRUCT__entry(
__field(int, nid)
__field(int, order)
__field(gfp_t, gfp_flags)
),
TP_fast_assign(
__entry->nid = nid;
__entry->order = order;
__entry->gfp_flags = gfp_flags;
),
TP_printk("nid=%d order=%d gfp_flags=%s",
__entry->nid,
__entry->order,
show_gfp_flags(__entry->gfp_flags))
);
DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_node_reclaim_end,
TP_PROTO(unsigned long nr_reclaimed),
TP_ARGS(nr_reclaimed)
);
#endif /* _TRACE_VMSCAN_H */
/* This part must be outside protection */

16
include/trace/events/writeback.h
View File

@@ -53,7 +53,7 @@ WB_WORK_REASON
struct wb_writeback_work;
TRACE_EVENT(writeback_dirty_page,
DECLARE_EVENT_CLASS(writeback_page_template,
TP_PROTO(struct page *page, struct address_space *mapping),
@@ -79,6 +79,20 @@ TRACE_EVENT(writeback_dirty_page,
)
);
DEFINE_EVENT(writeback_page_template, writeback_dirty_page,
TP_PROTO(struct page *page, struct address_space *mapping),
TP_ARGS(page, mapping)
);
DEFINE_EVENT(writeback_page_template, wait_on_page_writeback,
TP_PROTO(struct page *page, struct address_space *mapping),
TP_ARGS(page, mapping)
);
DECLARE_EVENT_CLASS(writeback_dirty_inode_template,
TP_PROTO(struct inode *inode, int flags),