| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.4 027/101] drm/vmwgfx: Free hash table allocated by cmdbuf managed res mgr | Date | Mon, 3 Jul 2017 15:34:27 +0200 |
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4.4-stable review patch. If anyone has any objections, please let me know.
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From: Deepak Rawat <drawat@vmware.com>
commit 82fcee526ba8ca2c5d378bdf51b21b7eb058fe3a upstream.
The hash table created during vmw_cmdbuf_res_man_create was never freed. This causes memory leak in context creation. Added the corresponding drm_ht_remove in vmw_cmdbuf_res_man_destroy.
Tested for memory leak by running piglit overnight and kernel memory is not inflated which earlier was.
Signed-off-by: Deepak Rawat <drawat@vmware.com> Reviewed-by: Sinclair Yeh <syeh@vmware.com> Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c @@ -321,6 +321,7 @@ void vmw_cmdbuf_res_man_destroy(struct v list_for_each_entry_safe(entry, next, &man->list, head) vmw_cmdbuf_res_free(man, entry); + drm_ht_remove(&man->resources); kfree(man); }
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