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From: Will Deacon <will@kernel.org>
To: linux-kernel@vger.kernel.org
Cc: Will Deacon <will@kernel.org>, Kees Cook <keescook@chromium.org>,
	Ingo Molnar <mingo@kernel.org>,
	Elena Reshetova <elena.reshetova@intel.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Ard Biesheuvel <ard.biesheuvel@linaro.org>,
	Hanjun Guo <guohanjun@huawei.com>,
	Jan Glauber <jglauber@marvell.com>
Subject: [PATCH v4 10/10] drivers/lkdtm: Remove references to CONFIG_REFCOUNT_FULL
Date: Wed, 30 Oct 2019 14:30:35 +0000	[thread overview]
Message-ID: <20191030143035.19440-11-will@kernel.org> (raw)
In-Reply-To: <20191030143035.19440-1-will@kernel.org>

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

Cc: Ingo Molnar <mingo@kernel.org>
Cc: Elena Reshetova <elena.reshetova@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Kees Cook <keescook@chromium.org>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Will Deacon <will@kernel.org>
---
 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 abf3b7c1f686..de7c5ab528d9 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)
 {
-- 
2.24.0.rc0.303.g954a862665-goog


  parent reply	other threads:[~2019-10-30 14:31 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-30 14:30 [PATCH v4 00/10] Rework REFCOUNT_FULL using atomic_fetch_* operations Will Deacon
2019-10-30 14:30 ` [PATCH v4 01/10] lib/refcount: Define constants for saturation and max refcount values Will Deacon
2019-10-30 14:30 ` [PATCH v4 02/10] lib/refcount: Ensure integer operands are treated as signed Will Deacon
2019-10-30 14:30 ` [PATCH v4 03/10] lib/refcount: Remove unused refcount_*_checked() variants Will Deacon
2019-10-30 14:30 ` [PATCH v4 04/10] lib/refcount: Move bulk of REFCOUNT_FULL implementation into header Will Deacon
2019-10-30 14:30 ` [PATCH v4 05/10] lib/refcount: Improve performance of generic REFCOUNT_FULL code Will Deacon
2019-10-30 14:30 ` [PATCH v4 06/10] lib/refcount: Move saturation warnings out of line Will Deacon
2019-10-30 18:39   ` Kees Cook
2019-10-30 14:30 ` [PATCH v4 07/10] lib/refcount: Consolidate REFCOUNT_{MAX,SATURATED} definitions Will Deacon
2019-10-30 14:30 ` [PATCH v4 08/10] refcount: Consolidate implementations of refcount_t Will Deacon
2019-10-30 14:30 ` [PATCH v4 09/10] lib/refcount: Remove unused 'refcount_error_report()' function Will Deacon
2019-10-30 14:30 ` Will Deacon [this message]
2019-10-30 18:40 ` [PATCH v4 00/10] Rework REFCOUNT_FULL using atomic_fetch_* operations Kees Cook
2019-11-07 13:00   ` Will Deacon

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