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authorLinus Torvalds <torvalds@linux-foundation.org>2026-08-19 10:09:22 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2026-08-19 10:09:22 -0700
commitf4cdf7ca9a1fdcca413157df19753f388a5a224e (patch)
tree60a31895b2446cd7fa27514e8c2843534a0de0da /include/trace/events/migrate.h
downloadlinux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.tar.gz
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Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediagrafted
Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ...
Diffstat (limited to 'include/trace/events/migrate.h')
-rw-r--r--include/trace/events/migrate.h147
1 files changed, 147 insertions, 0 deletions
diff --git a/include/trace/events/migrate.h b/include/trace/events/migrate.h
new file mode 100644
index 000000000..cd01dd7b3
--- /dev/null
+++ b/include/trace/events/migrate.h
@@ -0,0 +1,147 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM migrate
+
+#if !defined(_TRACE_MIGRATE_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_MIGRATE_H
+
+#include <linux/tracepoint.h>
+
+#define MIGRATE_MODE \
+ EM( MIGRATE_ASYNC, "MIGRATE_ASYNC") \
+ EM( MIGRATE_SYNC_LIGHT, "MIGRATE_SYNC_LIGHT") \
+ EMe(MIGRATE_SYNC, "MIGRATE_SYNC")
+
+
+#define MIGRATE_REASON \
+ EM( MR_COMPACTION, "compaction") \
+ EM( MR_MEMORY_FAILURE, "memory_failure") \
+ EM( MR_MEMORY_HOTPLUG, "memory_hotplug") \
+ EM( MR_SYSCALL, "syscall_or_cpuset") \
+ EM( MR_MEMPOLICY_MBIND, "mempolicy_mbind") \
+ EM( MR_NUMA_MISPLACED, "numa_misplaced") \
+ EM( MR_CONTIG_RANGE, "contig_range") \
+ EM( MR_LONGTERM_PIN, "longterm_pin") \
+ EM( MR_DEMOTION, "demotion") \
+ EMe(MR_DAMON, "damon")
+
+/*
+ * First define the enums in the above macros to be exported to userspace
+ * via TRACE_DEFINE_ENUM().
+ */
+#undef EM
+#undef EMe
+#define EM(a, b) TRACE_DEFINE_ENUM(a);
+#define EMe(a, b) TRACE_DEFINE_ENUM(a);
+
+MIGRATE_MODE
+MIGRATE_REASON
+
+/*
+ * Now redefine the EM() and EMe() macros to map the enums to the strings
+ * that will be printed in the output.
+ */
+#undef EM
+#undef EMe
+#define EM(a, b) {a, b},
+#define EMe(a, b) {a, b}
+
+TRACE_EVENT(mm_migrate_pages,
+
+ TP_PROTO(unsigned long succeeded, unsigned long failed,
+ unsigned long thp_succeeded, unsigned long thp_failed,
+ unsigned long thp_split, unsigned long large_folio_split,
+ enum migrate_mode mode, int reason),
+
+ TP_ARGS(succeeded, failed, thp_succeeded, thp_failed,
+ thp_split, large_folio_split, mode, reason),
+
+ TP_STRUCT__entry(
+ __field( unsigned long, succeeded)
+ __field( unsigned long, failed)
+ __field( unsigned long, thp_succeeded)
+ __field( unsigned long, thp_failed)
+ __field( unsigned long, thp_split)
+ __field( unsigned long, large_folio_split)
+ __field( enum migrate_mode, mode)
+ __field( int, reason)
+ ),
+
+ TP_fast_assign(
+ __entry->succeeded = succeeded;
+ __entry->failed = failed;
+ __entry->thp_succeeded = thp_succeeded;
+ __entry->thp_failed = thp_failed;
+ __entry->thp_split = thp_split;
+ __entry->large_folio_split = large_folio_split;
+ __entry->mode = mode;
+ __entry->reason = reason;
+ ),
+
+ TP_printk("nr_succeeded=%lu nr_failed=%lu nr_thp_succeeded=%lu nr_thp_failed=%lu nr_thp_split=%lu nr_split=%lu mode=%s reason=%s",
+ __entry->succeeded,
+ __entry->failed,
+ __entry->thp_succeeded,
+ __entry->thp_failed,
+ __entry->thp_split,
+ __entry->large_folio_split,
+ __print_symbolic(__entry->mode, MIGRATE_MODE),
+ __print_symbolic(__entry->reason, MIGRATE_REASON))
+);
+
+TRACE_EVENT(mm_migrate_pages_start,
+
+ TP_PROTO(enum migrate_mode mode, int reason),
+
+ TP_ARGS(mode, reason),
+
+ TP_STRUCT__entry(
+ __field(enum migrate_mode, mode)
+ __field(int, reason)
+ ),
+
+ TP_fast_assign(
+ __entry->mode = mode;
+ __entry->reason = reason;
+ ),
+
+ TP_printk("mode=%s reason=%s",
+ __print_symbolic(__entry->mode, MIGRATE_MODE),
+ __print_symbolic(__entry->reason, MIGRATE_REASON))
+);
+
+DECLARE_EVENT_CLASS(migration_pte,
+
+ TP_PROTO(unsigned long addr, unsigned long pte, int order),
+
+ TP_ARGS(addr, pte, order),
+
+ TP_STRUCT__entry(
+ __field(unsigned long, addr)
+ __field(unsigned long, pte)
+ __field(int, order)
+ ),
+
+ TP_fast_assign(
+ __entry->addr = addr;
+ __entry->pte = pte;
+ __entry->order = order;
+ ),
+
+ TP_printk("addr=%lx, pte=%lx order=%d", __entry->addr, __entry->pte, __entry->order)
+);
+
+DEFINE_EVENT(migration_pte, set_migration_pte,
+ TP_PROTO(unsigned long addr, unsigned long pte, int order),
+ TP_ARGS(addr, pte, order)
+);
+
+DEFINE_EVENT(migration_pte, remove_migration_pte,
+ TP_PROTO(unsigned long addr, unsigned long pte, int order),
+ TP_ARGS(addr, pte, order)
+);
+
+#endif /* _TRACE_MIGRATE_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>