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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2025-12-13 01:18:20 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2025-12-13 01:18:20 -0800
commita4a508df2aa34f8650afde54ea804321c618f45f (patch)
treef75f10e7c54f991d7d859f8cbdcc8bcaed5bbd6f /include/uapi/linux/prctl.h
parentc4b3133c6a2fc283cb3d34c64d40ed2fa254b608 (diff)
parent7d0a66e4bb9081d75c82ec4957c50034cb0ea449 (diff)
Merge tag 'v6.18' into next
Sync up with the mainline to bring in the latest APIs.
Diffstat (limited to 'include/uapi/linux/prctl.h')
-rw-r--r--include/uapi/linux/prctl.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/uapi/linux/prctl.h b/include/uapi/linux/prctl.h
index ed3aed264aeb..51c4e8c82b1e 100644
--- a/include/uapi/linux/prctl.h
+++ b/include/uapi/linux/prctl.h
@@ -177,7 +177,17 @@ struct prctl_mm_map {
#define PR_GET_TID_ADDRESS 40
+/*
+ * Flags for PR_SET_THP_DISABLE are only applicable when disabling. Bit 0
+ * is reserved, so PR_GET_THP_DISABLE can return "1 | flags", to effectively
+ * return "1" when no flags were specified for PR_SET_THP_DISABLE.
+ */
#define PR_SET_THP_DISABLE 41
+/*
+ * Don't disable THPs when explicitly advised (e.g., MADV_HUGEPAGE /
+ * VM_HUGEPAGE, MADV_COLLAPSE).
+ */
+# define PR_THP_DISABLE_EXCEPT_ADVISED (1 << 1)
#define PR_GET_THP_DISABLE 42
/*