[tip: locking/core] lkdtm: Remove references to CONFIG_REFCOUNT_FULL

[tip-bot2 for Will Deacon]

The following commit has been merged into the locking/core branch of tip:

Commit-ID:     500543c53a54134ced386aed85cd93cf1363f981
Gitweb:        https://git.kernel.org/tip/500543c53a54134ced386aed85cd93cf1363f981
Author:        Will Deacon <will@xxxxxxxxxx>
AuthorDate:    Thu, 21 Nov 2019 11:59:02 
Committer:     Ingo Molnar <mingo@xxxxxxxxxx>
CommitterDate: Mon, 25 Nov 2019 09:15:46 +01:00

lkdtm: Remove references to CONFIG_REFCOUNT_FULL

CONFIG_REFCOUNT_FULL no longer exists, so remove all references to it.

Signed-off-by: Will Deacon <will@xxxxxxxxxx>
Reviewed-by: Ard Biesheuvel <ardb@xxxxxxxxxx>
Acked-by: Kees Cook <keescook@xxxxxxxxxxxx>
Tested-by: Hanjun Guo <guohanjun@xxxxxxxxxx>
Cc: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
Cc: Elena Reshetova <elena.reshetova@xxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/20191121115902.2551-11-will@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
 drivers/misc/lkdtm/refcount.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/misc/lkdtm/refcount.c b/drivers/misc/lkdtm/refcount.c
index abf3b7c..de7c5ab 100644
--- a/drivers/misc/lkdtm/refcount.c
+++ b/drivers/misc/lkdtm/refcount.c
@@ -119,7 +119,7 @@ void lkdtm_REFCOUNT_DEC_ZERO(void)
 static void check_negative(refcount_t *ref, int start)
 {
 	/*
-	 * CONFIG_REFCOUNT_FULL refuses to move a refcount at all on an
+	 * refcount_t refuses to move a refcount at all on an
 	 * over-sub, so we have to track our starting position instead of
 	 * looking only at zero-pinning.
 	 */
@@ -202,7 +202,6 @@ static void check_from_zero(refcount_t *ref)
 
 /*
  * A refcount_inc() from zero should pin to zero or saturate and may WARN.
- * Only CONFIG_REFCOUNT_FULL provides this protection currently.
  */
 void lkdtm_REFCOUNT_INC_ZERO(void)
 {