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authorKent Overstreet <kent.overstreet@linux.dev>2022-12-06 14:32:23 -0500
committerKent Overstreet <kent.overstreet@linux.dev>2023-12-20 19:26:30 -0500
commitbea32141764bc76db2d75c9484b71ded56119ab4 (patch)
tree2d6fb200da445be349d369cf03e57a54be60bdfd /include/linux/nodemask_types.h
parentea115c248a478ce1acbf4776e4666fb663285b2f (diff)
nodemask: Split out include/linux/nodemask_types.h
sched.h, which defines task_struct, needs nodemask_t - but sched.h is a frequently used header and ideally shouldn't be pulling in any more code that it needs to. This splits out nodemask_types.h which has the definition sched.h needs, which will avoid a circular header dependency in the alloc tagging patch series, and as a bonus should speed up kernel build times. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> Signed-off-by: Suren Baghdasaryan <surenb@google.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org>
Diffstat (limited to 'include/linux/nodemask_types.h')
-rw-r--r--include/linux/nodemask_types.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/nodemask_types.h b/include/linux/nodemask_types.h
new file mode 100644
index 000000000000..6b28d97ea6ed
--- /dev/null
+++ b/include/linux/nodemask_types.h
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LINUX_NODEMASK_TYPES_H
+#define __LINUX_NODEMASK_TYPES_H
+
+#include <linux/bitops.h>
+#include <linux/numa.h>
+
+typedef struct { DECLARE_BITMAP(bits, MAX_NUMNODES); } nodemask_t;
+
+#endif /* __LINUX_NODEMASK_TYPES_H */