From: "Thomas Hellström" <thomas.hellstrom@linux.intel.com> To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: "Thomas Hellström" <thomas.hellstrom@linux.intel.com>, matthew.auld@intel.com Subject: [PATCH v3 02/12] drm/i915: Break out dma_resv ww locking utilities to separate files Date: Mon, 14 Jun 2021 18:26:02 +0200 [thread overview] Message-ID: <20210614162612.294869-3-thomas.hellstrom@linux.intel.com> (raw) In-Reply-To: <20210614162612.294869-1-thomas.hellstrom@linux.intel.com> As we're about to add more ww-related functionality, break out the dma_resv ww locking utilities to their own files Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Matthew Auld <matthew.auld@intel.com> --- v2: - Make sure filenames are sorted in include file lists and Makefile (Reported by Matthew Auld) --- drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/gem/i915_gem_object.h | 1 + drivers/gpu/drm/i915/gt/intel_renderstate.h | 1 + drivers/gpu/drm/i915/i915_gem.c | 56 ------------------ drivers/gpu/drm/i915/i915_gem.h | 12 ---- drivers/gpu/drm/i915/i915_gem_ww.c | 63 +++++++++++++++++++++ drivers/gpu/drm/i915/i915_gem_ww.h | 21 +++++++ 7 files changed, 87 insertions(+), 68 deletions(-) create mode 100644 drivers/gpu/drm/i915/i915_gem_ww.c create mode 100644 drivers/gpu/drm/i915/i915_gem_ww.h diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index f57dfc74d6ce..7e01ea2c0f00 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -165,6 +165,7 @@ i915-y += \ i915_cmd_parser.o \ i915_gem_evict.o \ i915_gem_gtt.o \ + i915_gem_ww.o \ i915_gem.o \ i915_globals.o \ i915_query.o \ diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h index 241666931945..7bf4dd46d8d2 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h @@ -14,6 +14,7 @@ #include "display/intel_frontbuffer.h" #include "i915_gem_object_types.h" #include "i915_gem_gtt.h" +#include "i915_gem_ww.h" #include "i915_vma_types.h" /* diff --git a/drivers/gpu/drm/i915/gt/intel_renderstate.h b/drivers/gpu/drm/i915/gt/intel_renderstate.h index 48f009203917..4da4c5234ef0 100644 --- a/drivers/gpu/drm/i915/gt/intel_renderstate.h +++ b/drivers/gpu/drm/i915/gt/intel_renderstate.h @@ -8,6 +8,7 @@ #include <linux/types.h> #include "i915_gem.h" +#include "i915_gem_ww.h" struct i915_request; struct intel_context; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index c62dcd0e341a..b7ba3c951a58 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1207,62 +1207,6 @@ int i915_gem_open(struct drm_i915_private *i915, struct drm_file *file) return ret; } -void i915_gem_ww_ctx_init(struct i915_gem_ww_ctx *ww, bool intr) -{ - ww_acquire_init(&ww->ctx, &reservation_ww_class); - INIT_LIST_HEAD(&ww->obj_list); - ww->intr = intr; - ww->contended = NULL; -} - -static void i915_gem_ww_ctx_unlock_all(struct i915_gem_ww_ctx *ww) -{ - struct drm_i915_gem_object *obj; - - while ((obj = list_first_entry_or_null(&ww->obj_list, struct drm_i915_gem_object, obj_link))) { - list_del(&obj->obj_link); - i915_gem_object_unlock(obj); - i915_gem_object_put(obj); - } -} - -void i915_gem_ww_unlock_single(struct drm_i915_gem_object *obj) -{ - list_del(&obj->obj_link); - i915_gem_object_unlock(obj); - i915_gem_object_put(obj); -} - -void i915_gem_ww_ctx_fini(struct i915_gem_ww_ctx *ww) -{ - i915_gem_ww_ctx_unlock_all(ww); - WARN_ON(ww->contended); - ww_acquire_fini(&ww->ctx); -} - -int __must_check i915_gem_ww_ctx_backoff(struct i915_gem_ww_ctx *ww) -{ - int ret = 0; - - if (WARN_ON(!ww->contended)) - return -EINVAL; - - i915_gem_ww_ctx_unlock_all(ww); - if (ww->intr) - ret = dma_resv_lock_slow_interruptible(ww->contended->base.resv, &ww->ctx); - else - dma_resv_lock_slow(ww->contended->base.resv, &ww->ctx); - - if (!ret) - list_add_tail(&ww->contended->obj_link, &ww->obj_list); - else - i915_gem_object_put(ww->contended); - - ww->contended = NULL; - - return ret; -} - #if IS_ENABLED(CONFIG_DRM_I915_SELFTEST) #include "selftests/mock_gem_device.c" #include "selftests/i915_gem.c" diff --git a/drivers/gpu/drm/i915/i915_gem.h b/drivers/gpu/drm/i915/i915_gem.h index 440c35f1abc9..d0752e5553db 100644 --- a/drivers/gpu/drm/i915/i915_gem.h +++ b/drivers/gpu/drm/i915/i915_gem.h @@ -123,16 +123,4 @@ static inline bool __tasklet_is_scheduled(struct tasklet_struct *t) return test_bit(TASKLET_STATE_SCHED, &t->state); } -struct i915_gem_ww_ctx { - struct ww_acquire_ctx ctx; - struct list_head obj_list; - bool intr; - struct drm_i915_gem_object *contended; -}; - -void i915_gem_ww_ctx_init(struct i915_gem_ww_ctx *ctx, bool intr); -void i915_gem_ww_ctx_fini(struct i915_gem_ww_ctx *ctx); -int __must_check i915_gem_ww_ctx_backoff(struct i915_gem_ww_ctx *ctx); -void i915_gem_ww_unlock_single(struct drm_i915_gem_object *obj); - #endif /* __I915_GEM_H__ */ diff --git a/drivers/gpu/drm/i915/i915_gem_ww.c b/drivers/gpu/drm/i915/i915_gem_ww.c new file mode 100644 index 000000000000..3f6ff139478e --- /dev/null +++ b/drivers/gpu/drm/i915/i915_gem_ww.c @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright © 2020 Intel Corporation + */ +#include <linux/dma-resv.h> +#include "i915_gem_ww.h" +#include "gem/i915_gem_object.h" + +void i915_gem_ww_ctx_init(struct i915_gem_ww_ctx *ww, bool intr) +{ + ww_acquire_init(&ww->ctx, &reservation_ww_class); + INIT_LIST_HEAD(&ww->obj_list); + ww->intr = intr; + ww->contended = NULL; +} + +static void i915_gem_ww_ctx_unlock_all(struct i915_gem_ww_ctx *ww) +{ + struct drm_i915_gem_object *obj; + + while ((obj = list_first_entry_or_null(&ww->obj_list, struct drm_i915_gem_object, obj_link))) { + list_del(&obj->obj_link); + i915_gem_object_unlock(obj); + i915_gem_object_put(obj); + } +} + +void i915_gem_ww_unlock_single(struct drm_i915_gem_object *obj) +{ + list_del(&obj->obj_link); + i915_gem_object_unlock(obj); + i915_gem_object_put(obj); +} + +void i915_gem_ww_ctx_fini(struct i915_gem_ww_ctx *ww) +{ + i915_gem_ww_ctx_unlock_all(ww); + WARN_ON(ww->contended); + ww_acquire_fini(&ww->ctx); +} + +int __must_check i915_gem_ww_ctx_backoff(struct i915_gem_ww_ctx *ww) +{ + int ret = 0; + + if (WARN_ON(!ww->contended)) + return -EINVAL; + + i915_gem_ww_ctx_unlock_all(ww); + if (ww->intr) + ret = dma_resv_lock_slow_interruptible(ww->contended->base.resv, &ww->ctx); + else + dma_resv_lock_slow(ww->contended->base.resv, &ww->ctx); + + if (!ret) + list_add_tail(&ww->contended->obj_link, &ww->obj_list); + else + i915_gem_object_put(ww->contended); + + ww->contended = NULL; + + return ret; +} diff --git a/drivers/gpu/drm/i915/i915_gem_ww.h b/drivers/gpu/drm/i915/i915_gem_ww.h new file mode 100644 index 000000000000..f2d8769e4118 --- /dev/null +++ b/drivers/gpu/drm/i915/i915_gem_ww.h @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2020 Intel Corporation + */ +#ifndef __I915_GEM_WW_H__ +#define __I915_GEM_WW_H__ + +#include <drm/drm_drv.h> + +struct i915_gem_ww_ctx { + struct ww_acquire_ctx ctx; + struct list_head obj_list; + struct drm_i915_gem_object *contended; + bool intr; +}; + +void i915_gem_ww_ctx_init(struct i915_gem_ww_ctx *ctx, bool intr); +void i915_gem_ww_ctx_fini(struct i915_gem_ww_ctx *ctx); +int __must_check i915_gem_ww_ctx_backoff(struct i915_gem_ww_ctx *ctx); +void i915_gem_ww_unlock_single(struct drm_i915_gem_object *obj); +#endif -- 2.31.1
WARNING: multiple messages have this Message-ID (diff)
From: "Thomas Hellström" <thomas.hellstrom@linux.intel.com> To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: "Thomas Hellström" <thomas.hellstrom@linux.intel.com>, matthew.auld@intel.com Subject: [Intel-gfx] [PATCH v3 02/12] drm/i915: Break out dma_resv ww locking utilities to separate files Date: Mon, 14 Jun 2021 18:26:02 +0200 [thread overview] Message-ID: <20210614162612.294869-3-thomas.hellstrom@linux.intel.com> (raw) In-Reply-To: <20210614162612.294869-1-thomas.hellstrom@linux.intel.com> As we're about to add more ww-related functionality, break out the dma_resv ww locking utilities to their own files Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Matthew Auld <matthew.auld@intel.com> --- v2: - Make sure filenames are sorted in include file lists and Makefile (Reported by Matthew Auld) --- drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/gem/i915_gem_object.h | 1 + drivers/gpu/drm/i915/gt/intel_renderstate.h | 1 + drivers/gpu/drm/i915/i915_gem.c | 56 ------------------ drivers/gpu/drm/i915/i915_gem.h | 12 ---- drivers/gpu/drm/i915/i915_gem_ww.c | 63 +++++++++++++++++++++ drivers/gpu/drm/i915/i915_gem_ww.h | 21 +++++++ 7 files changed, 87 insertions(+), 68 deletions(-) create mode 100644 drivers/gpu/drm/i915/i915_gem_ww.c create mode 100644 drivers/gpu/drm/i915/i915_gem_ww.h diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index f57dfc74d6ce..7e01ea2c0f00 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -165,6 +165,7 @@ i915-y += \ i915_cmd_parser.o \ i915_gem_evict.o \ i915_gem_gtt.o \ + i915_gem_ww.o \ i915_gem.o \ i915_globals.o \ i915_query.o \ diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h index 241666931945..7bf4dd46d8d2 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h @@ -14,6 +14,7 @@ #include "display/intel_frontbuffer.h" #include "i915_gem_object_types.h" #include "i915_gem_gtt.h" +#include "i915_gem_ww.h" #include "i915_vma_types.h" /* diff --git a/drivers/gpu/drm/i915/gt/intel_renderstate.h b/drivers/gpu/drm/i915/gt/intel_renderstate.h index 48f009203917..4da4c5234ef0 100644 --- a/drivers/gpu/drm/i915/gt/intel_renderstate.h +++ b/drivers/gpu/drm/i915/gt/intel_renderstate.h @@ -8,6 +8,7 @@ #include <linux/types.h> #include "i915_gem.h" +#include "i915_gem_ww.h" struct i915_request; struct intel_context; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index c62dcd0e341a..b7ba3c951a58 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1207,62 +1207,6 @@ int i915_gem_open(struct drm_i915_private *i915, struct drm_file *file) return ret; } -void i915_gem_ww_ctx_init(struct i915_gem_ww_ctx *ww, bool intr) -{ - ww_acquire_init(&ww->ctx, &reservation_ww_class); - INIT_LIST_HEAD(&ww->obj_list); - ww->intr = intr; - ww->contended = NULL; -} - -static void i915_gem_ww_ctx_unlock_all(struct i915_gem_ww_ctx *ww) -{ - struct drm_i915_gem_object *obj; - - while ((obj = list_first_entry_or_null(&ww->obj_list, struct drm_i915_gem_object, obj_link))) { - list_del(&obj->obj_link); - i915_gem_object_unlock(obj); - i915_gem_object_put(obj); - } -} - -void i915_gem_ww_unlock_single(struct drm_i915_gem_object *obj) -{ - list_del(&obj->obj_link); - i915_gem_object_unlock(obj); - i915_gem_object_put(obj); -} - -void i915_gem_ww_ctx_fini(struct i915_gem_ww_ctx *ww) -{ - i915_gem_ww_ctx_unlock_all(ww); - WARN_ON(ww->contended); - ww_acquire_fini(&ww->ctx); -} - -int __must_check i915_gem_ww_ctx_backoff(struct i915_gem_ww_ctx *ww) -{ - int ret = 0; - - if (WARN_ON(!ww->contended)) - return -EINVAL; - - i915_gem_ww_ctx_unlock_all(ww); - if (ww->intr) - ret = dma_resv_lock_slow_interruptible(ww->contended->base.resv, &ww->ctx); - else - dma_resv_lock_slow(ww->contended->base.resv, &ww->ctx); - - if (!ret) - list_add_tail(&ww->contended->obj_link, &ww->obj_list); - else - i915_gem_object_put(ww->contended); - - ww->contended = NULL; - - return ret; -} - #if IS_ENABLED(CONFIG_DRM_I915_SELFTEST) #include "selftests/mock_gem_device.c" #include "selftests/i915_gem.c" diff --git a/drivers/gpu/drm/i915/i915_gem.h b/drivers/gpu/drm/i915/i915_gem.h index 440c35f1abc9..d0752e5553db 100644 --- a/drivers/gpu/drm/i915/i915_gem.h +++ b/drivers/gpu/drm/i915/i915_gem.h @@ -123,16 +123,4 @@ static inline bool __tasklet_is_scheduled(struct tasklet_struct *t) return test_bit(TASKLET_STATE_SCHED, &t->state); } -struct i915_gem_ww_ctx { - struct ww_acquire_ctx ctx; - struct list_head obj_list; - bool intr; - struct drm_i915_gem_object *contended; -}; - -void i915_gem_ww_ctx_init(struct i915_gem_ww_ctx *ctx, bool intr); -void i915_gem_ww_ctx_fini(struct i915_gem_ww_ctx *ctx); -int __must_check i915_gem_ww_ctx_backoff(struct i915_gem_ww_ctx *ctx); -void i915_gem_ww_unlock_single(struct drm_i915_gem_object *obj); - #endif /* __I915_GEM_H__ */ diff --git a/drivers/gpu/drm/i915/i915_gem_ww.c b/drivers/gpu/drm/i915/i915_gem_ww.c new file mode 100644 index 000000000000..3f6ff139478e --- /dev/null +++ b/drivers/gpu/drm/i915/i915_gem_ww.c @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright © 2020 Intel Corporation + */ +#include <linux/dma-resv.h> +#include "i915_gem_ww.h" +#include "gem/i915_gem_object.h" + +void i915_gem_ww_ctx_init(struct i915_gem_ww_ctx *ww, bool intr) +{ + ww_acquire_init(&ww->ctx, &reservation_ww_class); + INIT_LIST_HEAD(&ww->obj_list); + ww->intr = intr; + ww->contended = NULL; +} + +static void i915_gem_ww_ctx_unlock_all(struct i915_gem_ww_ctx *ww) +{ + struct drm_i915_gem_object *obj; + + while ((obj = list_first_entry_or_null(&ww->obj_list, struct drm_i915_gem_object, obj_link))) { + list_del(&obj->obj_link); + i915_gem_object_unlock(obj); + i915_gem_object_put(obj); + } +} + +void i915_gem_ww_unlock_single(struct drm_i915_gem_object *obj) +{ + list_del(&obj->obj_link); + i915_gem_object_unlock(obj); + i915_gem_object_put(obj); +} + +void i915_gem_ww_ctx_fini(struct i915_gem_ww_ctx *ww) +{ + i915_gem_ww_ctx_unlock_all(ww); + WARN_ON(ww->contended); + ww_acquire_fini(&ww->ctx); +} + +int __must_check i915_gem_ww_ctx_backoff(struct i915_gem_ww_ctx *ww) +{ + int ret = 0; + + if (WARN_ON(!ww->contended)) + return -EINVAL; + + i915_gem_ww_ctx_unlock_all(ww); + if (ww->intr) + ret = dma_resv_lock_slow_interruptible(ww->contended->base.resv, &ww->ctx); + else + dma_resv_lock_slow(ww->contended->base.resv, &ww->ctx); + + if (!ret) + list_add_tail(&ww->contended->obj_link, &ww->obj_list); + else + i915_gem_object_put(ww->contended); + + ww->contended = NULL; + + return ret; +} diff --git a/drivers/gpu/drm/i915/i915_gem_ww.h b/drivers/gpu/drm/i915/i915_gem_ww.h new file mode 100644 index 000000000000..f2d8769e4118 --- /dev/null +++ b/drivers/gpu/drm/i915/i915_gem_ww.h @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2020 Intel Corporation + */ +#ifndef __I915_GEM_WW_H__ +#define __I915_GEM_WW_H__ + +#include <drm/drm_drv.h> + +struct i915_gem_ww_ctx { + struct ww_acquire_ctx ctx; + struct list_head obj_list; + struct drm_i915_gem_object *contended; + bool intr; +}; + +void i915_gem_ww_ctx_init(struct i915_gem_ww_ctx *ctx, bool intr); +void i915_gem_ww_ctx_fini(struct i915_gem_ww_ctx *ctx); +int __must_check i915_gem_ww_ctx_backoff(struct i915_gem_ww_ctx *ctx); +void i915_gem_ww_unlock_single(struct drm_i915_gem_object *obj); +#endif -- 2.31.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2021-06-14 16:26 UTC|newest] Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-06-14 16:26 [PATCH v3 00/12] i915 TTM sync accelerated migration and clear Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-14 16:26 ` [PATCH v3 01/12] drm/i915: Reference objects on the ww object list Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-14 16:26 ` Thomas Hellström [this message] 2021-06-14 16:26 ` [Intel-gfx] [PATCH v3 02/12] drm/i915: Break out dma_resv ww locking utilities to separate files Thomas Hellström 2021-06-14 16:26 ` [PATCH v3 03/12] drm/i915: Introduce a ww transaction helper Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-14 16:26 ` [PATCH v3 04/12] drm/i915/gt: Add an insert_entry for gen8_ppgtt Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-14 16:26 ` [PATCH v3 05/12] drm/i915/gt: Add a routine to iterate over the pagetables of a GTT Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-14 16:26 ` [PATCH v3 06/12] drm/i915/gt: Export the pinned context constructor and destructor Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-14 16:26 ` [PATCH v3 07/12] drm/i915/gt: Pipelined page migration Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-15 14:45 ` Matthew Auld 2021-06-15 14:45 ` [Intel-gfx] " Matthew Auld 2021-06-14 16:26 ` [PATCH v3 08/12] drm/i915/gt: Pipelined clear Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-15 14:47 ` Matthew Auld 2021-06-15 14:47 ` [Intel-gfx] " Matthew Auld 2021-06-14 16:26 ` [PATCH v3 09/12] drm/i915/gt: Setup a default migration context on the GT Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-14 16:26 ` [PATCH v3 10/12] drm/i915/ttm: accelerated move implementation Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-14 17:55 ` Thomas Hellström 2021-06-14 17:55 ` [Intel-gfx] " Thomas Hellström 2021-06-15 10:06 ` [PATCH v3] " Ramalingam C 2021-06-15 10:06 ` [Intel-gfx] " Ramalingam C 2021-06-14 16:26 ` [PATCH v3 11/12] drm/i915/gem: Zap the client blt code Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-14 16:33 ` Matthew Auld 2021-06-14 16:33 ` [Intel-gfx] " Matthew Auld 2021-06-14 16:40 ` Thomas Hellström 2021-06-14 16:40 ` [Intel-gfx] " Thomas Hellström 2021-06-14 16:26 ` [PATCH v3 12/12] drm/i915/gem: Zap the i915_gem_object_blt code Thomas Hellström 2021-06-14 16:26 ` [Intel-gfx] " Thomas Hellström 2021-06-14 16:43 ` Matthew Auld 2021-06-14 16:43 ` [Intel-gfx] " Matthew Auld 2021-06-15 0:55 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for i915 TTM sync accelerated migration and clear Patchwork 2021-06-15 1:24 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork 2021-06-15 10:19 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork 2021-06-15 11:45 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for i915 TTM sync accelerated migration and clear (rev2) Patchwork
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