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From: Daniel Vetter <daniel@ffwll.ch>
To: Deepak R Varma <mh12gx2825@gmail.com>
Cc: David Airlie <airlied@linux.ie>,
	intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org
Subject: Re: [Intel-gfx] [PATCH v2] drm/vgem: replace idr_init() by idr_init_base()
Date: Tue, 10 Nov 2020 15:08:46 +0100	[thread overview]
Message-ID: <20201110140846.GH401619@phenom.ffwll.local> (raw)
In-Reply-To: <20201105173646.GA41732@localhost>

On Thu, Nov 05, 2020 at 11:06:46PM +0530, Deepak R Varma wrote:
> idr_init() uses base 0 which is an invalid identifier. The new function
> idr_init_base allows IDR to set the ID lookup from base 1. This avoids
> all lookups that otherwise starts from 0 since 0 is always unused.
> 
> References: commit 6ce711f27500 ("idr: Make 1-based IDRs more efficient")
> 
> Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com>

Applied to drm-misc-next, thanks fory our patch.
-Daniel

> ---
> Changes since v1:
>    - Changes suggested by Daniel Vetter:
>      1. Correct typo in patch summary
>      2. cc intel-gfx to get the patch through CI bot test
> 
>  drivers/gpu/drm/vgem/vgem_fence.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c
> index 17f32f550dd9..2902dc6e64fa 100644
> --- a/drivers/gpu/drm/vgem/vgem_fence.c
> +++ b/drivers/gpu/drm/vgem/vgem_fence.c
> @@ -233,7 +233,7 @@ int vgem_fence_signal_ioctl(struct drm_device *dev,
>  int vgem_fence_open(struct vgem_file *vfile)
>  {
>  	mutex_init(&vfile->fence_mutex);
> -	idr_init(&vfile->fence_idr);
> +	idr_init_base(&vfile->fence_idr, 1);
>  
>  	return 0;
>  }
> -- 
> 2.25.1
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

WARNING: multiple messages have this Message-ID (diff)
From: Daniel Vetter <daniel@ffwll.ch>
To: Deepak R Varma <mh12gx2825@gmail.com>
Cc: David Airlie <airlied@linux.ie>,
	intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] drm/vgem: replace idr_init() by idr_init_base()
Date: Tue, 10 Nov 2020 15:08:46 +0100	[thread overview]
Message-ID: <20201110140846.GH401619@phenom.ffwll.local> (raw)
In-Reply-To: <20201105173646.GA41732@localhost>

On Thu, Nov 05, 2020 at 11:06:46PM +0530, Deepak R Varma wrote:
> idr_init() uses base 0 which is an invalid identifier. The new function
> idr_init_base allows IDR to set the ID lookup from base 1. This avoids
> all lookups that otherwise starts from 0 since 0 is always unused.
> 
> References: commit 6ce711f27500 ("idr: Make 1-based IDRs more efficient")
> 
> Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com>

Applied to drm-misc-next, thanks fory our patch.
-Daniel

> ---
> Changes since v1:
>    - Changes suggested by Daniel Vetter:
>      1. Correct typo in patch summary
>      2. cc intel-gfx to get the patch through CI bot test
> 
>  drivers/gpu/drm/vgem/vgem_fence.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c
> index 17f32f550dd9..2902dc6e64fa 100644
> --- a/drivers/gpu/drm/vgem/vgem_fence.c
> +++ b/drivers/gpu/drm/vgem/vgem_fence.c
> @@ -233,7 +233,7 @@ int vgem_fence_signal_ioctl(struct drm_device *dev,
>  int vgem_fence_open(struct vgem_file *vfile)
>  {
>  	mutex_init(&vfile->fence_mutex);
> -	idr_init(&vfile->fence_idr);
> +	idr_init_base(&vfile->fence_idr, 1);
>  
>  	return 0;
>  }
> -- 
> 2.25.1
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

WARNING: multiple messages have this Message-ID (diff)
From: Daniel Vetter <daniel@ffwll.ch>
To: Deepak R Varma <mh12gx2825@gmail.com>
Cc: David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH v2] drm/vgem: replace idr_init() by idr_init_base()
Date: Tue, 10 Nov 2020 15:08:46 +0100	[thread overview]
Message-ID: <20201110140846.GH401619@phenom.ffwll.local> (raw)
In-Reply-To: <20201105173646.GA41732@localhost>

On Thu, Nov 05, 2020 at 11:06:46PM +0530, Deepak R Varma wrote:
> idr_init() uses base 0 which is an invalid identifier. The new function
> idr_init_base allows IDR to set the ID lookup from base 1. This avoids
> all lookups that otherwise starts from 0 since 0 is always unused.
> 
> References: commit 6ce711f27500 ("idr: Make 1-based IDRs more efficient")
> 
> Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com>

Applied to drm-misc-next, thanks fory our patch.
-Daniel

> ---
> Changes since v1:
>    - Changes suggested by Daniel Vetter:
>      1. Correct typo in patch summary
>      2. cc intel-gfx to get the patch through CI bot test
> 
>  drivers/gpu/drm/vgem/vgem_fence.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c
> index 17f32f550dd9..2902dc6e64fa 100644
> --- a/drivers/gpu/drm/vgem/vgem_fence.c
> +++ b/drivers/gpu/drm/vgem/vgem_fence.c
> @@ -233,7 +233,7 @@ int vgem_fence_signal_ioctl(struct drm_device *dev,
>  int vgem_fence_open(struct vgem_file *vfile)
>  {
>  	mutex_init(&vfile->fence_mutex);
> -	idr_init(&vfile->fence_idr);
> +	idr_init_base(&vfile->fence_idr, 1);
>  
>  	return 0;
>  }
> -- 
> 2.25.1
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch

  parent reply	other threads:[~2020-11-10 14:08 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-05 17:36 [Intel-gfx] [PATCH v2] drm/vgem: replace idr_init() by idr_init_base() Deepak R Varma
2020-11-05 17:36 ` Deepak R Varma
2020-11-05 17:36 ` Deepak R Varma
2020-11-06 16:50 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
2020-11-06 17:57 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork
2020-11-10 14:08 ` Daniel Vetter [this message]
2020-11-10 14:08   ` [PATCH v2] " Daniel Vetter
2020-11-10 14:08   ` Daniel Vetter

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