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authorLinus Torvalds <torvalds@linux-foundation.org>2019-05-19 12:15:32 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-05-19 12:15:32 -0700
commitcb6f8739fbf98203d0fb0bc2c2dbbec0ddfe978a (patch)
treebdb69f5b9fb5a3e7b6810319468706bad2b6e1ac /include/linux
parentff8583d6e4e33fe3856a609095c683d5dbe39120 (diff)
parentde6da1e8bcf0dd2058b950b127491821207679dc (diff)
Merge branch 'akpm' (patches from Andrew)
Merge yet more updates from Andrew Morton: "A few final bits: - large changes to vmalloc, yielding large performance benefits - tweak the console-flush-on-panic code - a few fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: panic: add an option to replay all the printk message in buffer initramfs: don't free a non-existent initrd fs/writeback.c: use rcu_barrier() to wait for inflight wb switches going into workqueue when umount mm/compaction.c: correct zone boundary handling when isolating pages from a pageblock mm/vmap: add DEBUG_AUGMENT_LOWEST_MATCH_CHECK macro mm/vmap: add DEBUG_AUGMENT_PROPAGATE_CHECK macro mm/vmalloc.c: keep track of free blocks for vmap allocation
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/console.h7
-rw-r--r--include/linux/vmalloc.h6
2 files changed, 11 insertions, 2 deletions
diff --git a/include/linux/console.h b/include/linux/console.h
index ec9bdb3d7bab..d09951d5a94e 100644
--- a/include/linux/console.h
+++ b/include/linux/console.h
@@ -166,6 +166,11 @@ struct console {
extern int console_set_on_cmdline;
extern struct console *early_console;
+enum con_flush_mode {
+ CONSOLE_FLUSH_PENDING,
+ CONSOLE_REPLAY_ALL,
+};
+
extern int add_preferred_console(char *name, int idx, char *options);
extern void register_console(struct console *);
extern int unregister_console(struct console *);
@@ -175,7 +180,7 @@ extern int console_trylock(void);
extern void console_unlock(void);
extern void console_conditional_schedule(void);
extern void console_unblank(void);
-extern void console_flush_on_panic(void);
+extern void console_flush_on_panic(enum con_flush_mode mode);
extern struct tty_driver *console_device(int *);
extern void console_stop(struct console *);
extern void console_start(struct console *);
diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index c6eebb839552..51e131245379 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -50,12 +50,16 @@ struct vm_struct {
struct vmap_area {
unsigned long va_start;
unsigned long va_end;
+
+ /*
+ * Largest available free size in subtree.
+ */
+ unsigned long subtree_max_size;
unsigned long flags;
struct rb_node rb_node; /* address sorted rbtree */
struct list_head list; /* address sorted list */
struct llist_node purge_list; /* "lazy purge" list */
struct vm_struct *vm;
- struct rcu_head rcu_head;
};
/*