From: Daniel Vetter <daniel.vetter@ffwll.ch>
To: DRI Development <dri-devel@lists.freedesktop.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>,
Intel Graphics Development <intel-gfx@lists.freedesktop.org>,
Sam Ravnborg <sam@ravnborg.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
Daniel Vetter <daniel.vetter@intel.com>
Subject: [PATCH 20/51] drm: Handle dev->unique with drmm_
Date: Mon, 23 Mar 2020 15:49:19 +0100 [thread overview]
Message-ID: <20200323144950.3018436-21-daniel.vetter@ffwll.ch> (raw)
In-Reply-To: <20200323144950.3018436-1-daniel.vetter@ffwll.ch>
We need to add a drmm_kstrdup for this, but let's start somewhere.
This is not exactly perfect onion unwinding, but it's jsut a kfree so
doesn't really matter at all.
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
---
drivers/gpu/drm/drm_drv.c | 5 ++---
drivers/gpu/drm/drm_managed.c | 16 ++++++++++++++++
include/drm/drm_managed.h | 1 +
3 files changed, 19 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index 7f9d7ea543a0..c80ebc6811b1 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -777,7 +777,6 @@ void drm_dev_fini(struct drm_device *dev)
mutex_destroy(&dev->filelist_mutex);
mutex_destroy(&dev->struct_mutex);
drm_legacy_destroy_members(dev);
- kfree(dev->unique);
}
EXPORT_SYMBOL(drm_dev_fini);
@@ -1065,8 +1064,8 @@ EXPORT_SYMBOL(drm_dev_unregister);
*/
int drm_dev_set_unique(struct drm_device *dev, const char *name)
{
- kfree(dev->unique);
- dev->unique = kstrdup(name, GFP_KERNEL);
+ drmm_kfree(dev, dev->unique);
+ dev->unique = drmm_kstrdup(dev, name, GFP_KERNEL);
return dev->unique ? 0 : -ENOMEM;
}
diff --git a/drivers/gpu/drm/drm_managed.c b/drivers/gpu/drm/drm_managed.c
index 4a69771a4d93..c633c2ef5269 100644
--- a/drivers/gpu/drm/drm_managed.c
+++ b/drivers/gpu/drm/drm_managed.c
@@ -167,6 +167,22 @@ void *drmm_kmalloc(struct drm_device *dev, size_t size, gfp_t gfp)
}
EXPORT_SYMBOL(drmm_kmalloc);
+char *drmm_kstrdup(struct drm_device *dev, const char *s, gfp_t gfp)
+{
+ size_t size;
+ char *buf;
+
+ if (!s)
+ return NULL;
+
+ size = strlen(s) + 1;
+ buf = drmm_kmalloc(dev, size, gfp);
+ if (buf)
+ memcpy(buf, s, size);
+ return buf;
+}
+EXPORT_SYMBOL_GPL(drmm_kstrdup);
+
void drmm_kfree(struct drm_device *dev, void *data)
{
struct drmres *dr_match = NULL, *dr;
diff --git a/include/drm/drm_managed.h b/include/drm/drm_managed.h
index 7b5df7d09b19..89e6fce9f689 100644
--- a/include/drm/drm_managed.h
+++ b/include/drm/drm_managed.h
@@ -24,6 +24,7 @@ static inline void *drmm_kzalloc(struct drm_device *dev, size_t size, gfp_t gfp)
{
return drmm_kmalloc(dev, size, gfp | __GFP_ZERO);
}
+char *drmm_kstrdup(struct drm_device *dev, const char *s, gfp_t gfp);
void drmm_kfree(struct drm_device *dev, void *data);
--
2.25.1
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next prev parent reply other threads:[~2020-03-23 14:51 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-23 14:48 [PATCH 00/51] drm_device managed resources, v5 Daniel Vetter
2020-03-23 14:49 ` [PATCH 01/51] mm/sl[uo]b: export __kmalloc_track(_node)_caller Daniel Vetter
2020-03-26 13:46 ` Daniel Vetter
2020-03-23 14:49 ` [PATCH 02/51] drm/i915: Don't clear drvdata in ->release Daniel Vetter
2020-03-25 18:20 ` [Intel-gfx] " Jani Nikula
2020-03-26 13:15 ` Jani Nikula
2020-03-23 14:49 ` [PATCH 03/51] drm: add managed resources tied to drm_device Daniel Vetter
2020-03-23 18:36 ` Sam Ravnborg
2020-03-24 12:45 ` [PATCH] " Daniel Vetter
2020-03-23 14:49 ` [PATCH 04/51] drm: Set final_kfree in drm_dev_alloc Daniel Vetter
2020-03-23 14:49 ` [PATCH 05/51] drm/mipi_dbi: Use drmm_add_final_kfree in all drivers Daniel Vetter
2020-03-23 14:49 ` [PATCH 06/51] drm/udl: Use drmm_add_final_kfree Daniel Vetter
2020-03-23 14:49 ` [PATCH 07/51] drm/qxl: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 08/51] drm/i915: " Daniel Vetter
2020-03-26 13:10 ` Jani Nikula
2020-03-26 13:33 ` Daniel Vetter
2020-03-23 14:49 ` [PATCH 09/51] drm/cirrus: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 10/51] drm/v3d: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 11/51] drm/tidss: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 12/51] drm/mcde: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 13/51] drm/vgem: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 14/51] drm/vkms: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 15/51] drm/repaper: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 16/51] drm/ingenic: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 17/51] drm/gm12u320: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 18/51] drm/<drivers>: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 19/51] drm: Cleanups after drmm_add_final_kfree rollout Daniel Vetter
2020-04-02 0:50 ` Laurent Pinchart
2020-04-02 5:17 ` Daniel Vetter
2020-04-02 9:39 ` Laurent Pinchart
2020-04-02 9:50 ` Daniel Vetter
2020-03-23 14:49 ` Daniel Vetter [this message]
2020-03-23 14:49 ` [PATCH 21/51] drm: Use drmm_ for drm_dev_init cleanup Daniel Vetter
2020-03-24 21:20 ` Sam Ravnborg
2020-03-23 14:49 ` [PATCH 22/51] drm: manage drm_minor cleanup with drmm_ Daniel Vetter
2020-03-24 8:54 ` Thomas Zimmermann
2020-03-24 20:39 ` [PATCH] " Daniel Vetter
2020-03-24 21:42 ` Sam Ravnborg
2020-03-25 9:09 ` Daniel Vetter
2020-03-24 21:36 ` [PATCH 22/51] " Sam Ravnborg
2020-03-25 9:07 ` Daniel Vetter
2020-03-23 14:49 ` [PATCH 23/51] drm: Manage drm_gem_init " Daniel Vetter
2020-03-23 14:49 ` [PATCH 24/51] drm: Manage drm_vblank_cleanup " Daniel Vetter
2020-03-23 14:49 ` [PATCH 25/51] drm: Garbage collect drm_dev_fini Daniel Vetter
2020-03-23 14:49 ` [PATCH 26/51] drm: Manage drm_mode_config_init with drmm_ Daniel Vetter
2020-03-23 14:49 ` [PATCH 27/51] drm/bochs: Remove leftover drm_atomic_helper_shutdown Daniel Vetter
2020-03-23 14:49 ` [PATCH 28/51] drm/bochs: Drop explicit drm_mode_config_cleanup Daniel Vetter
2020-03-23 14:49 ` [PATCH 29/51] drm/cirrus: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-23 14:49 ` [PATCH 30/51] drm/cirrus: Fully embrace devm_ Daniel Vetter
2020-03-23 14:49 ` [PATCH 31/51] drm/ingenic: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-23 14:49 ` [PATCH 32/51] drm/mcde: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 33/51] drm/mcde: More devm_drm_dev_init Daniel Vetter
2020-03-23 14:49 ` [PATCH 34/51] drm/meson: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-23 14:49 ` [PATCH 35/51] drm/pl111: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 36/51] drm/rcar-du: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 37/51] drm/rockchip: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 38/51] drm/stm: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 39/51] drm/shmob: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 40/51] drm/mtk: " Daniel Vetter
2020-03-23 15:27 ` Chun-Kuang Hu
2020-03-23 14:49 ` [PATCH 41/51] drm/tidss: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 42/51] drm/gm12u320: More drmm_ Daniel Vetter
2020-03-23 14:49 ` [PATCH 43/51] drm/gm12u320: Use devm_drm_dev_init Daniel Vetter
2020-03-23 14:49 ` [PATCH 44/51] drm/gm12u320: Use helpers for shutdown/suspend/resume Daniel Vetter
2020-03-23 14:49 ` [PATCH 45/51] drm/gm12u320: Simplify upload work Daniel Vetter
2020-03-23 14:49 ` [PATCH 46/51] drm/repaper: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-23 14:49 ` [PATCH 47/51] drm/mipi-dbi: Move drm_mode_config_init into mipi library Daniel Vetter
2020-03-23 14:49 ` [PATCH 48/51] drm/mipi-dbi: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-23 14:49 ` [PATCH 49/51] drm/udl: " Daniel Vetter
2020-03-24 8:56 ` Thomas Zimmermann
2020-03-23 14:49 ` [PATCH 50/51] drm/udl: drop drm_driver.release hook Daniel Vetter
2020-03-23 14:49 ` [PATCH 51/51] drm: Add docs for managed resources Daniel Vetter
2020-03-26 15:10 ` [PATCH 00/51] drm_device managed resources, v5 Daniel Vetter
-- strict thread matches above, loose matches on Subject: below --
2020-03-02 22:25 [PATCH 00/51] drm_device managed resources, v4 Daniel Vetter
2020-03-02 22:26 ` [PATCH 20/51] drm: Handle dev->unique with drmm_ Daniel Vetter
2020-03-06 20:37 ` Sam Ravnborg
2020-03-23 10:54 ` Daniel Vetter
2020-03-11 9:19 ` Thomas Zimmermann
2020-02-27 18:14 [PATCH 00/51] drm managed resources, v3 Daniel Vetter
2020-02-27 18:14 ` [PATCH 20/51] drm: Handle dev->unique with drmm_ Daniel Vetter
2020-02-21 21:02 [PATCH 00/51] drm managed resources, v2 Daniel Vetter
2020-02-21 21:02 ` [PATCH 20/51] drm: Handle dev->unique with drmm_ Daniel Vetter
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