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authorZeng Chi <zengchi@kylinos.cn>2026-09-21 18:24:42 +0800
committerSean Christopherson <seanjc@google.com>2026-09-22 08:36:16 -0700
commit119e9db233ad0f4cbd4cfb9f9385a7bca378b37d (patch)
tree660d50d4139cb750fbde1ae3432452c20726c99d /include/dt-bindings/i2c
downloadlinux-stable-119e9db233ad0f4cbd4cfb9f9385a7bca378b37d.tar.gz
linux-stable-119e9db233ad0f4cbd4cfb9f9385a7bca378b37d.zip
KVM: Don't pre-reserve xarray entries when storing empty/NULL attributesgrafted
Skip the xarray reservation loop when clearing all memory attributes, as storing NULL only erases the entry and never needs to allocate, so no reservation (and no cleanup of a failed one) is required in that case. Suggested-by: Sean Christopherson <seanjc@google.com> Cc: David Ballesteros <davimaba.v@proton.me> Signed-off-by: Zeng Chi <zengchi@kylinos.cn> Link: https://patch.msgid.link/20260921102442.1232375-1-zeng_chi911@163.com [sean: split to separate patch] Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'include/dt-bindings/i2c')
-rw-r--r--include/dt-bindings/i2c/i2c.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/dt-bindings/i2c/i2c.h b/include/dt-bindings/i2c/i2c.h
new file mode 100644
index 000000000..0c12c38df
--- /dev/null
+++ b/include/dt-bindings/i2c/i2c.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * This header provides constants for I2C bindings
+ *
+ * Copyright (C) 2015 by Sang Engineering
+ * Copyright (C) 2015 by Renesas Electronics Corporation
+ *
+ * Wolfram Sang <wsa@sang-engineering.com>
+ */
+
+#ifndef _DT_BINDINGS_I2C_I2C_H
+#define _DT_BINDINGS_I2C_I2C_H
+
+#define I2C_TEN_BIT_ADDRESS (1 << 31)
+#define I2C_OWN_SLAVE_ADDRESS (1 << 30)
+
+#endif