linux-kernel - [Patch v3 2/4] x86/platform/UV: kill uv_bios_call

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 13 Feb 2019 19:34:11 +0000
From:   Hedi Berriche <hedi.berriche@....com>
To:     linux-kernel@...r.kernel.org,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Bhupesh Sharma <bhsharma@...hat.com>
Cc:     Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H. Peter Anvin" <hpa@...or.com>, linux-efi@...r.kernel.org,
        x86@...nel.org, Russ Anderson <rja@....com>,
        Mike Travis <mike.travis@....com>,
        Dimitri Sivanich <sivanich@....com>,
        Steve Wahl <steve.wahl@....com>, stable@...r.kernel.org
Subject: [Patch v3 2/4] x86/platform/UV: kill uv_bios_call_reentrant()

uv_bios_call_reentrant() has no callers nor is it exported, kill it.

Cleanup, no functional changes.

Cc: Russ Anderson <rja@....com>
Cc: Mike Travis <mike.travis@....com>
Cc: Dimitri Sivanich <sivanich@....com>
Cc: Steve Wahl <steve.wahl@....com>
Cc: stable@...r.kernel.org # v4.9+
Signed-off-by: Hedi Berriche <hedi.berriche@....com>
---
 arch/x86/include/asm/uv/bios.h |  1 -
 arch/x86/platform/uv/bios_uv.c | 12 ------------
 2 files changed, 13 deletions(-)

diff --git a/arch/x86/include/asm/uv/bios.h b/arch/x86/include/asm/uv/bios.h
index 00d862cfbcbe..8c6ac271b5b3 100644
--- a/arch/x86/include/asm/uv/bios.h
+++ b/arch/x86/include/asm/uv/bios.h
@@ -140,7 +140,6 @@ enum uv_memprotect {
  */
 extern s64 uv_bios_call(enum uv_bios_cmd, u64, u64, u64, u64, u64);
 extern s64 uv_bios_call_irqsave(enum uv_bios_cmd, u64, u64, u64, u64, u64);
-extern s64 uv_bios_call_reentrant(enum uv_bios_cmd, u64, u64, u64, u64, u64);
 
 extern s64 uv_bios_get_sn_info(int, int *, long *, long *, long *, long *);
 extern s64 uv_bios_freq_base(u64, u64 *);
diff --git a/arch/x86/platform/uv/bios_uv.c b/arch/x86/platform/uv/bios_uv.c
index 4a61ed2a7bb8..91e3d5285836 100644
--- a/arch/x86/platform/uv/bios_uv.c
+++ b/arch/x86/platform/uv/bios_uv.c
@@ -66,18 +66,6 @@ s64 uv_bios_call_irqsave(enum uv_bios_cmd which, u64 a1, u64 a2, u64 a3,
 	return ret;
 }
 
-s64 uv_bios_call_reentrant(enum uv_bios_cmd which, u64 a1, u64 a2, u64 a3,
-					u64 a4, u64 a5)
-{
-	s64 ret;
-
-	preempt_disable();
-	ret = uv_bios_call(which, a1, a2, a3, a4, a5);
-	preempt_enable();
-
-	return ret;
-}
-
 
 long sn_partition_id;
 EXPORT_SYMBOL_GPL(sn_partition_id);
-- 
2.20.1