From: Jonathan Kim <jonathan.kim@amd.com>
To: <amd-gfx@lists.freedesktop.org>
Cc: Felix.Kuehling@amd.com
Subject: [PATCH 21/29] drm/amdkfd: add debug wave launch mode operation
Date: Mon, 31 Oct 2022 12:23:51 -0400 [thread overview]
Message-ID: <20221031162359.445805-21-jonathan.kim@amd.com> (raw)
In-Reply-To: <20221031162359.445805-1-jonathan.kim@amd.com>
Allow the debugger to set wave behaviour on to either normally operate,
halt at launch, trap on every instruction, terminate immediately or
stall on allocation.
Signed-off-by: Jonathan Kim <jonathan.kim@amd.com>
---
.../drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c | 18 ++++++++++
.../drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c | 1 +
.../drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c | 27 +++++++++++++++
.../drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.h | 3 ++
.../drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c | 3 +-
.../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c | 34 +++++++++++++++++++
.../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h | 3 ++
drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 3 ++
drivers/gpu/drm/amd/amdkfd/kfd_debug.c | 27 ++++++++++++++-
drivers/gpu/drm/amd/amdkfd/kfd_debug.h | 5 ++-
10 files changed, 119 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c
index a5003f6f05bf..91c7fdee883e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c
@@ -99,6 +99,23 @@ static uint32_t kgd_aldebaran_set_wave_launch_trap_override(struct amdgpu_device
return data;
}
+static uint32_t kgd_aldebaran_set_wave_launch_mode(struct amdgpu_device *adev,
+ uint8_t wave_launch_mode,
+ uint32_t vmid)
+{
+ uint32_t data = 0;
+ bool is_stall_mode = wave_launch_mode == KFD_DBG_TRAP_WAVE_LAUNCH_MODE_HALT;
+
+ if (is_stall_mode)
+ data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, STALL_VMID,
+ 1);
+ else
+ data = REG_SET_FIELD(data, SPI_GDBG_PER_VMID_CNTL, LAUNCH_MODE,
+ wave_launch_mode);
+
+ return data;
+}
+
const struct kfd2kgd_calls aldebaran_kfd2kgd = {
.program_sh_mem_settings = kgd_gfx_v9_program_sh_mem_settings,
.set_pasid_vmid_mapping = kgd_gfx_v9_set_pasid_vmid_mapping,
@@ -120,6 +137,7 @@ const struct kfd2kgd_calls aldebaran_kfd2kgd = {
.disable_debug_trap = kgd_aldebaran_disable_debug_trap,
.validate_trap_override_request = kgd_aldebaran_validate_trap_override_request,
.set_wave_launch_trap_override = kgd_aldebaran_set_wave_launch_trap_override,
+ .set_wave_launch_mode = kgd_aldebaran_set_wave_launch_mode,
.get_iq_wait_times = kgd_gfx_v9_get_iq_wait_times,
.build_grace_period_packet_info = kgd_gfx_v9_build_grace_period_packet_info,
.program_trap_handler_settings = kgd_gfx_v9_program_trap_handler_settings,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
index b3682758184f..10470f4a4eaf 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
@@ -399,6 +399,7 @@ const struct kfd2kgd_calls arcturus_kfd2kgd = {
.disable_debug_trap = kgd_arcturus_disable_debug_trap,
.validate_trap_override_request = kgd_gfx_v9_validate_trap_override_request,
.set_wave_launch_trap_override = kgd_gfx_v9_set_wave_launch_trap_override,
+ .set_wave_launch_mode = kgd_gfx_v9_set_wave_launch_mode,
.get_iq_wait_times = kgd_gfx_v9_get_iq_wait_times,
.build_grace_period_packet_info = kgd_gfx_v9_build_grace_period_packet_info,
.get_cu_occupancy = kgd_gfx_v9_get_cu_occupancy,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
index 32a6e5fbeacd..66a83e6fb9e5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
@@ -854,6 +854,32 @@ uint32_t kgd_gfx_v10_set_wave_launch_trap_override(struct amdgpu_device *adev,
return 0;
}
+uint32_t kgd_gfx_v10_set_wave_launch_mode(struct amdgpu_device *adev,
+ uint8_t wave_launch_mode,
+ uint32_t vmid)
+{
+ uint32_t data = 0;
+ bool is_stall_mode = wave_launch_mode == KFD_DBG_TRAP_WAVE_LAUNCH_MODE_STALL;
+ bool is_mode_set = wave_launch_mode && !is_stall_mode;
+
+ mutex_lock(&adev->grbm_idx_mutex);
+
+ kgd_gfx_v10_set_wave_launch_stall(adev, vmid, true);
+
+ data = REG_SET_FIELD(data, SPI_GDBG_WAVE_CNTL2,
+ VMID_MASK, is_mode_set ? 1 << vmid : 0);
+ data = REG_SET_FIELD(data, SPI_GDBG_WAVE_CNTL2,
+ MODE, is_mode_set ? wave_launch_mode : 0);
+ WREG32(SOC15_REG_OFFSET(GC, 0, mmSPI_GDBG_WAVE_CNTL2), data);
+
+ if (!is_stall_mode)
+ kgd_gfx_v10_set_wave_launch_stall(adev, vmid, false);
+
+ mutex_unlock(&adev->grbm_idx_mutex);
+
+ return 0;
+}
+
/* kgd_gfx_v10_get_iq_wait_times: Returns the mmCP_IQ_WAIT_TIME1/2 values
* The values read are:
* ib_offload_wait_time -- Wait Count for Indirect Buffer Offloads.
@@ -941,6 +967,7 @@ const struct kfd2kgd_calls gfx_v10_kfd2kgd = {
.disable_debug_trap = kgd_gfx_v10_disable_debug_trap,
.validate_trap_override_request = kgd_gfx_v10_validate_trap_override_request,
.set_wave_launch_trap_override = kgd_gfx_v10_set_wave_launch_trap_override,
+ .set_wave_launch_mode = kgd_gfx_v10_set_wave_launch_mode,
.get_iq_wait_times = kgd_gfx_v10_get_iq_wait_times,
.build_grace_period_packet_info = kgd_gfx_v10_build_grace_period_packet_info,
.program_trap_handler_settings = program_trap_handler_settings,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.h
index 85c929fc2926..34c04a2bb83b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.h
@@ -36,6 +36,9 @@ uint32_t kgd_gfx_v10_set_wave_launch_trap_override(struct amdgpu_device *adev,
uint32_t trap_mask_request,
uint32_t *trap_mask_prev,
uint32_t kfd_dbg_trap_cntl_prev);
+uint32_t kgd_gfx_v10_set_wave_launch_mode(struct amdgpu_device *adev,
+ uint8_t wave_launch_mode,
+ uint32_t vmid);
void kgd_gfx_v10_get_iq_wait_times(struct amdgpu_device *adev, uint32_t *wait_times);
void kgd_gfx_v10_build_grace_period_packet_info(struct amdgpu_device *adev,
uint32_t wait_times,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c
index ae3ead207df4..8627c5458973 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10_3.c
@@ -675,6 +675,7 @@ const struct kfd2kgd_calls gfx_v10_3_kfd2kgd = {
.enable_debug_trap = kgd_gfx_v10_enable_debug_trap,
.disable_debug_trap = kgd_gfx_v10_disable_debug_trap,
.validate_trap_override_request = kgd_gfx_v10_validate_trap_override_request,
- .set_wave_launch_trap_override = kgd_gfx_v10_set_wave_launch_trap_override
+ .set_wave_launch_trap_override = kgd_gfx_v10_set_wave_launch_trap_override,
+ .set_wave_launch_mode = kgd_gfx_v10_set_wave_launch_mode
};
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
index cb0044bbfae5..3bba7ca21926 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
@@ -777,6 +777,39 @@ uint32_t kgd_gfx_v9_set_wave_launch_trap_override(struct amdgpu_device *adev,
return 0;
}
+uint32_t kgd_gfx_v9_set_wave_launch_mode(struct amdgpu_device *adev,
+ uint8_t wave_launch_mode,
+ uint32_t vmid)
+{
+ uint32_t data = 0;
+ bool is_stall_mode = wave_launch_mode ==
+ KFD_DBG_TRAP_WAVE_LAUNCH_MODE_STALL;
+ bool is_mode_set = wave_launch_mode && !is_stall_mode;
+
+ mutex_lock(&adev->grbm_idx_mutex);
+
+ kgd_gfx_v9_set_wave_launch_stall(adev, vmid, true);
+
+ data = REG_SET_FIELD(data, SPI_GDBG_WAVE_CNTL2,
+ VMID_MASK, is_mode_set ? 1 << vmid : 0);
+ data = REG_SET_FIELD(data, SPI_GDBG_WAVE_CNTL2,
+ MODE, is_mode_set ? wave_launch_mode : 0);
+ WREG32(SOC15_REG_OFFSET(GC, 0, mmSPI_GDBG_WAVE_CNTL2), data);
+
+ /* Although Pre-GFX9.4.1 stalls globally, the per-VMID stall for
+ * GFX9.4.1 effectively does the same thing as global STALL_RA as
+ * all other VMID allocations are back logged by the stalled VMID.
+ *
+ * Use with caution.
+ */
+ if (!is_stall_mode)
+ kgd_gfx_v9_set_wave_launch_stall(adev, vmid, false);
+
+ mutex_unlock(&adev->grbm_idx_mutex);
+
+ return 0;
+}
+
/* kgd_gfx_v9_get_iq_wait_times: Returns the mmCP_IQ_WAIT_TIME1/2 values
* The values read are:
* ib_offload_wait_time -- Wait Count for Indirect Buffer Offloads.
@@ -1047,6 +1080,7 @@ const struct kfd2kgd_calls gfx_v9_kfd2kgd = {
.disable_debug_trap = kgd_gfx_v9_disable_debug_trap,
.validate_trap_override_request = kgd_gfx_v9_validate_trap_override_request,
.set_wave_launch_trap_override = kgd_gfx_v9_set_wave_launch_trap_override,
+ .set_wave_launch_mode = kgd_gfx_v9_set_wave_launch_mode,
.get_iq_wait_times = kgd_gfx_v9_get_iq_wait_times,
.build_grace_period_packet_info = kgd_gfx_v9_build_grace_period_packet_info,
.get_cu_occupancy = kgd_gfx_v9_get_cu_occupancy,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h
index 47cff392b434..2a2ab42037e4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h
@@ -67,6 +67,9 @@ uint32_t kgd_gfx_v9_disable_debug_trap(struct amdgpu_device *adev,
int kgd_gfx_v9_validate_trap_override_request(struct amdgpu_device *adev,
uint32_t trap_override,
uint32_t *trap_mask_supported);
+uint32_t kgd_gfx_v9_set_wave_launch_mode(struct amdgpu_device *adev,
+ uint8_t wave_launch_mode,
+ uint32_t vmid);
uint32_t kgd_gfx_v9_set_wave_launch_trap_override(struct amdgpu_device *adev,
uint32_t vmid,
uint32_t trap_override,
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 1f0ee2413b13..63665279ce4d 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -2899,6 +2899,9 @@ static int kfd_ioctl_set_debug_trap(struct file *filep, struct kfd_process *p, v
&args->launch_override.support_request_mask);
break;
case KFD_IOC_DBG_TRAP_SET_WAVE_LAUNCH_MODE:
+ r = kfd_dbg_trap_set_wave_launch_mode(target,
+ args->launch_mode.launch_mode);
+ break;
case KFD_IOC_DBG_TRAP_SUSPEND_QUEUES:
case KFD_IOC_DBG_TRAP_RESUME_QUEUES:
case KFD_IOC_DBG_TRAP_SET_NODE_ADDRESS_WATCH:
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_debug.c b/drivers/gpu/drm/amd/amdkfd/kfd_debug.c
index 8add359d1cb9..210851f2cdb3 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_debug.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_debug.c
@@ -239,8 +239,10 @@ void kfd_dbg_trap_deactivate(struct kfd_process *target, bool unwind, int unwind
{
int i, count = 0;
- if (!unwind)
+ if (!unwind) {
cancel_work_sync(&target->debug_event_workarea);
+ kfd_dbg_trap_set_wave_launch_mode(target, 0);
+ }
for (i = 0; i < target->n_pdds; i++) {
struct kfd_process_device *pdd = target->pdds[i];
@@ -507,6 +509,29 @@ int kfd_dbg_trap_set_wave_launch_override(struct kfd_process *target,
return r;
}
+int kfd_dbg_trap_set_wave_launch_mode(struct kfd_process *target,
+ uint8_t wave_launch_mode)
+{
+ int r = 0, i;
+
+ for (i = 0; i < target->n_pdds; i++) {
+ struct kfd_process_device *pdd = target->pdds[i];
+
+ amdgpu_gfx_off_ctrl(pdd->dev->adev, false);
+ pdd->spi_dbg_launch_mode = pdd->dev->kfd2kgd->set_wave_launch_mode(
+ pdd->dev->adev,
+ wave_launch_mode,
+ pdd->dev->vm_info.last_vmid_kfd);
+ amdgpu_gfx_off_ctrl(pdd->dev->adev, true);
+
+ r = debug_refresh_runlist(pdd->dev->dqm);
+ if (r)
+ break;
+ }
+
+ return r;
+}
+
void kfd_dbg_set_enabled_debug_exception_mask(struct kfd_process *target,
uint64_t exception_set_mask)
{
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_debug.h b/drivers/gpu/drm/amd/amdkfd/kfd_debug.h
index b54a50a5d310..ca3ab1f01985 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_debug.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_debug.h
@@ -25,9 +25,6 @@
#include "kfd_priv.h"
-void kgd_gfx_v9_set_wave_launch_stall(struct amdgpu_device *adev,
- uint32_t vmid,
- bool stall);
void kfd_dbg_trap_deactivate(struct kfd_process *target, bool unwind, int unwind_count);
int kfd_dbg_trap_activate(struct kfd_process *target);
bool kfd_set_dbg_ev_from_interrupt(struct kfd_dev *dev,
@@ -51,6 +48,8 @@ int kfd_dbg_trap_set_wave_launch_override(struct kfd_process *target,
uint32_t trap_mask_request,
uint32_t *trap_mask_prev,
uint32_t *trap_mask_supported);
+int kfd_dbg_trap_set_wave_launch_mode(struct kfd_process *target,
+ uint8_t wave_launch_mode);
int kfd_dbg_send_exception_to_runtime(struct kfd_process *p,
unsigned int dev_id,
--
2.25.1
next prev parent reply other threads:[~2022-10-31 16:25 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-31 16:23 [PATCH 01/29] drm/amdkfd: add debug and runtime enable interface Jonathan Kim
2022-10-31 16:23 ` [PATCH 02/29] drm/amdkfd: display debug capabilities Jonathan Kim
2022-11-22 23:08 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 03/29] drm/amdkfd: prepare per-process debug enable and disable Jonathan Kim
2022-11-22 23:31 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 04/29] drm/amdgpu: add kgd hw debug mode setting interface Jonathan Kim
2022-12-01 0:08 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 05/29] drm/amdgpu: setup hw debug registers on driver initialization Jonathan Kim
2022-11-22 23:38 ` Felix Kuehling
2022-11-23 20:53 ` Kim, Jonathan
2022-12-01 0:18 ` Felix Kuehling
2022-12-01 0:23 ` Felix Kuehling
2022-12-02 17:42 ` Kim, Jonathan
2022-10-31 16:23 ` [PATCH 06/29] drm/amdgpu: add gfx9 hw debug mode enable and disable calls Jonathan Kim
2022-11-22 23:50 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 07/29] drm/amdgpu: add gfx9.4.1 " Jonathan Kim
2022-11-22 23:59 ` Felix Kuehling
2022-11-24 14:58 ` Kim, Jonathan
2022-11-24 16:25 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 08/29] drm/amdgpu: add gfx10 " Jonathan Kim
2022-10-31 16:23 ` [PATCH 09/29] drm/amdgpu: add gfx9.4.2 " Jonathan Kim
2022-10-31 16:23 ` [PATCH 10/29] drm/amdgpu: add configurable grace period for unmap queues Jonathan Kim
2022-11-23 0:21 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 11/29] drm/amdkfd: prepare map process for single process debug devices Jonathan Kim
2022-10-31 16:23 ` [PATCH 12/29] drm/amdgpu: prepare map process for multi-process " Jonathan Kim
2022-10-31 16:23 ` [PATCH 13/29] drm/amdkfd: add per process hw trap enable and disable functions Jonathan Kim
2022-10-31 16:23 ` [PATCH 14/29] drm/amdkfd: add raise exception event function Jonathan Kim
2022-10-31 16:23 ` [PATCH 15/29] drm/amdkfd: add send exception operation Jonathan Kim
2022-10-31 16:23 ` [PATCH 16/29] drm/amdkfd: add runtime enable operation Jonathan Kim
2022-11-23 0:52 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 17/29] drm/amdkfd: Add debug trap enabled flag to TMA Jonathan Kim
2022-11-23 0:44 ` Felix Kuehling
2022-11-24 14:51 ` Kim, Jonathan
2022-11-24 16:23 ` Felix Kuehling
2022-11-24 20:27 ` Kim, Jonathan
2022-11-25 16:53 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 18/29] drm/amdkfd: update process interrupt handling for debug events Jonathan Kim
2022-10-31 16:23 ` [PATCH 19/29] drm/amdkfd: add debug set exceptions enabled operation Jonathan Kim
2022-11-24 21:24 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 20/29] drm/amdkfd: add debug wave launch override operation Jonathan Kim
2022-11-29 22:37 ` Felix Kuehling
2022-10-31 16:23 ` Jonathan Kim [this message]
2022-12-01 0:02 ` [PATCH 21/29] drm/amdkfd: add debug wave launch mode operation Felix Kuehling
2022-10-31 16:23 ` [PATCH 22/29] drm/amdkfd: add debug suspend and resume process queues operation Jonathan Kim
2022-11-29 23:55 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 23/29] drm/amdkfd: add debug set and clear address watch points operation Jonathan Kim
2022-11-30 0:34 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 24/29] drm/amdkfd: add debug set flags operation Jonathan Kim
2022-11-30 0:39 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 25/29] drm/amdkfd: add debug query event operation Jonathan Kim
2022-11-30 0:44 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 26/29] drm/amdkfd: add debug query exception info operation Jonathan Kim
2022-11-30 0:50 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 27/29] drm/amdkfd: add debug queue snapshot operation Jonathan Kim
2022-11-30 23:55 ` Felix Kuehling
2022-12-02 19:13 ` Kim, Jonathan
2022-10-31 16:23 ` [PATCH 28/29] drm/amdkfd: add debug device " Jonathan Kim
2022-12-01 0:00 ` Felix Kuehling
2022-10-31 16:23 ` [PATCH 29/29] drm/amdkfd: bump kfd ioctl minor version for debug api availability Jonathan Kim
2022-12-01 0:00 ` Felix Kuehling
2022-11-22 23:05 ` [PATCH 01/29] drm/amdkfd: add debug and runtime enable interface Felix Kuehling
2022-11-23 20:45 ` Kim, Jonathan
-- strict thread matches above, loose matches on Subject: below --
2022-08-29 14:29 [PATCH 0/29] Introduce AMD GPU ISA Debugging for HSA Compute Jonathan Kim
2022-08-29 14:30 ` [PATCH 21/29] drm/amdkfd: add debug wave launch mode operation Jonathan Kim
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