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authorTakashi Iwai <tiwai@suse.de>2025-11-27 07:19:59 +0100
committerTakashi Iwai <tiwai@suse.de>2025-11-27 07:19:59 +0100
commitd01a3aad7f2c183152dec02202aa1d23ee02556c (patch)
tree62947b128848602f6c543e05dad2a078d2c117b2 /kernel/kexec_handover_debug.c
parentd041e5e748f926398ad96436a86667dea8b591e0 (diff)
parent73b97d46dde64fa184d47865d4a532d818c3a007 (diff)
Merge tag 'asoc-fix-v6.18-rc7' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v6.18 A small pile of driver specific fixes that came in during the past few weeks, none of them especially major.
Diffstat (limited to 'kernel/kexec_handover_debug.c')
-rw-r--r--kernel/kexec_handover_debug.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/kernel/kexec_handover_debug.c b/kernel/kexec_handover_debug.c
new file mode 100644
index 000000000000..6efb696f5426
--- /dev/null
+++ b/kernel/kexec_handover_debug.c
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * kexec_handover_debug.c - kexec handover optional debug functionality
+ * Copyright (C) 2025 Google LLC, Pasha Tatashin <pasha.tatashin@soleen.com>
+ */
+
+#define pr_fmt(fmt) "KHO: " fmt
+
+#include "kexec_handover_internal.h"
+
+bool kho_scratch_overlap(phys_addr_t phys, size_t size)
+{
+ phys_addr_t scratch_start, scratch_end;
+ unsigned int i;
+
+ for (i = 0; i < kho_scratch_cnt; i++) {
+ scratch_start = kho_scratch[i].addr;
+ scratch_end = kho_scratch[i].addr + kho_scratch[i].size;
+
+ if (phys < scratch_end && (phys + size) > scratch_start)
+ return true;
+ }
+
+ return false;
+}