From: Juergen Gross <jgross@suse.com>
To: linux-kernel@vger.kernel.org, x86@kernel.org
Cc: Juergen Gross <jgross@suse.com>,
Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: [PATCH v3 3/5] x86/io: Remove REALLY_SLOW_IO handling
Date: Thu, 15 Jan 2026 09:48:47 +0100 [thread overview]
Message-ID: <20260115084849.31502-4-jgross@suse.com> (raw)
In-Reply-To: <20260115084849.31502-1-jgross@suse.com>
As there is no user of REALLY_SLOW_IO left, remove the related handling
from arch/x86/include/asm/io.h.
Signed-off-by: Juergen Gross <jgross@suse.com>
---
arch/x86/include/asm/io.h | 5 -----
1 file changed, 5 deletions(-)
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index 8a9292ce7d2d..843f23044754 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -254,11 +254,6 @@ static inline void slow_down_io(void)
return;
native_io_delay();
-#ifdef REALLY_SLOW_IO
- native_io_delay();
- native_io_delay();
- native_io_delay();
-#endif
}
#define BUILDIO(bwl, type) \
--
2.51.0
next prev parent reply other threads:[~2026-01-15 8:49 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-15 8:48 [PATCH v3 0/5] x86: Cleanups around slow_down_io() Juergen Gross
2026-01-15 8:48 ` [PATCH v3 1/5] x86/paravirt: Replace io_delay() hook with a bool Juergen Gross
2026-01-15 14:43 ` kernel test robot
2026-01-15 16:10 ` kernel test robot
2026-01-15 8:48 ` [PATCH v3 2/5] block/floppy: Don't use REALLY_SLOW_IO for delays Juergen Gross
2026-01-15 8:48 ` Juergen Gross [this message]
2026-01-15 8:48 ` [PATCH v3 4/5] x86/io_delay: Switch io_delay() default mechanism to "none" Juergen Gross
2026-01-15 8:48 ` [PATCH v3 5/5] x86/io_delay: Add config option for controlling build of io_delay Juergen Gross
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