From: Anthony Steinhauser <asteinhauser@google.com>
To: linux-kernel@vger.kernel.org
Cc: mingo@redhat.com, bp@alien8.de, tglx@linutronix.de,
Anthony Steinhauser <asteinhauser@google.com>
Subject: [PATCH] Removing a dead definition or RSB_FILL_LOOPS
Date: Thu, 26 Dec 2019 12:45:12 -0800 [thread overview]
Message-ID: <20191226204512.24524-1-asteinhauser@google.com> (raw)
It is never used, but it is misleading.
Signed-off-by: Anthony Steinhauser <asteinhauser@google.com>
---
arch/x86/include/asm/nospec-branch.h | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/x86/include/asm/nospec-branch.h b/arch/x86/include/asm/nospec-branch.h
index 5c24a7b35166..07e95dcb40ad 100644
--- a/arch/x86/include/asm/nospec-branch.h
+++ b/arch/x86/include/asm/nospec-branch.h
@@ -37,7 +37,6 @@
*/
#define RSB_CLEAR_LOOPS 32 /* To forcibly overwrite all entries */
-#define RSB_FILL_LOOPS 16 /* To avoid underflow */
/*
* Google experimented with loop-unrolling and this turned out to be
--
2.24.1.735.g03f4e72817-goog
next reply other threads:[~2019-12-26 20:45 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-26 20:45 Anthony Steinhauser [this message]
2020-01-02 10:07 ` [tip: x86/cleanups] x86/nospec: Remove unused RSB_FILL_LOOPS tip-bot2 for Anthony Steinhauser
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