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 v3 10/10] drivers/lkdtm: Remove references to CONFIG_REFCOUNT_FULL
Date: Mon, 7 Oct 2019 16:47:03 +0100 [thread overview]
Message-ID: <20191007154703.5574-11-will@kernel.org> (raw)
In-Reply-To: <20191007154703.5574-1-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>
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)
{
--
2.23.0.581.g78d2f28ef7-goog
next prev parent reply other threads:[~2019-10-07 15:47 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-07 15:46 [PATCH v3 00/10] Rework REFCOUNT_FULL using atomic_fetch_* operations Will Deacon
2019-10-07 15:46 ` [PATCH v3 01/10] lib/refcount: Define constants for saturation and max refcount values Will Deacon
2019-10-07 15:46 ` [PATCH v3 02/10] lib/refcount: Ensure integer operands are treated as signed Will Deacon
2019-10-07 15:46 ` [PATCH v3 03/10] lib/refcount: Remove unused refcount_*_checked() variants Will Deacon
2019-10-07 15:46 ` [PATCH v3 04/10] lib/refcount: Move bulk of REFCOUNT_FULL implementation into header Will Deacon
2019-10-07 15:46 ` [PATCH v3 05/10] lib/refcount: Improve performance of generic REFCOUNT_FULL code Will Deacon
2019-10-09 9:25 ` Peter Zijlstra
2019-10-09 11:35 ` Peter Zijlstra
2019-10-09 16:44 ` Will Deacon
2019-10-09 17:41 ` Peter Zijlstra
2019-10-07 15:46 ` [PATCH v3 06/10] lib/refcount: Move saturation warnings out of line Will Deacon
2019-10-10 20:48 ` Kees Cook
2019-10-11 12:09 ` Will Deacon
2019-10-07 15:47 ` [PATCH v3 07/10] lib/refcount: Consolidate REFCOUNT_{MAX,SATURATED} definitions Will Deacon
2019-10-07 15:47 ` [PATCH v3 08/10] refcount: Consolidate implementations of refcount_t Will Deacon
2019-10-10 20:49 ` Kees Cook
2019-10-07 15:47 ` [PATCH v3 09/10] lib/refcount: Remove unused 'refcount_error_report()' function Will Deacon
2019-10-10 20:50 ` Kees Cook
2019-10-11 12:12 ` Will Deacon
2019-10-07 15:47 ` Will Deacon [this message]
2019-10-10 20:50 ` [PATCH v3 10/10] drivers/lkdtm: Remove references to CONFIG_REFCOUNT_FULL Kees Cook
2019-10-09 10:01 ` [PATCH v3 00/10] Rework REFCOUNT_FULL using atomic_fetch_* operations Hanjun Guo
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