From: "Song Bao Hua (Barry Song)" <song.bao.hua@hisilicon.com>
To: Dan Carpenter <dan.carpenter@oracle.com>,
"kbuild@lists.01.org" <kbuild@lists.01.org>,
"hch@lst.de" <hch@lst.de>,
"m.szyprowski@samsung.com" <m.szyprowski@samsung.com>,
"robin.murphy@arm.com" <robin.murphy@arm.com>,
"catalin.marinas@arm.com" <catalin.marinas@arm.com>
Cc: "lkp@intel.com" <lkp@intel.com>,
Dan Carpenter <error27@gmail.com>,
"kbuild-all@lists.01.org" <kbuild-all@lists.01.org>,
"iommu@lists.linux-foundation.org"
<iommu@lists.linux-foundation.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Linuxarm <linuxarm@huawei.com>,
"Jonathan Cameron" <jonathan.cameron@huawei.com>,
John Garry <john.garry@huawei.com>
Subject: RE: [PATCH 1/3] dma-direct: provide the ability to reserve per-numa CMA
Date: Fri, 5 Jun 2020 06:04:31 +0000 [thread overview]
Message-ID: <B926444035E5E2439431908E3842AFD24E0011@DGGEMI525-MBS.china.huawei.com> (raw)
In-Reply-To: <20200604113631.GP30374@kadam>
> -----Original Message-----
> From: Dan Carpenter [mailto:dan.carpenter@oracle.com]
> Sent: Thursday, June 4, 2020 11:37 PM
> To: kbuild@lists.01.org; Song Bao Hua (Barry Song)
> <song.bao.hua@hisilicon.com>; hch@lst.de; m.szyprowski@samsung.com;
> robin.murphy@arm.com; catalin.marinas@arm.com
> Cc: lkp@intel.com; Dan Carpenter <error27@gmail.com>;
> kbuild-all@lists.01.org; iommu@lists.linux-foundation.org;
> linux-arm-kernel@lists.infradead.org; linux-kernel@vger.kernel.org; Linuxarm
> <linuxarm@huawei.com>; Jonathan Cameron
> <jonathan.cameron@huawei.com>; John Garry <john.garry@huawei.com>
> Subject: Re: [PATCH 1/3] dma-direct: provide the ability to reserve per-numa
> CMA
>
> Hi Barry,
>
> url:
> https://github.com/0day-ci/linux/commits/Barry-Song/support-per-numa-CM
> A-for-ARM-server/20200603-104821
> base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
> for-next/core
> config: x86_64-randconfig-m001-20200603 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Dan, thanks! Good catch!
as this patch has not been in mainline yet, is it correct to add these "reported-by" in patch v2?
Barry
>
> smatch warnings:
> kernel/dma/contiguous.c:274 dma_alloc_contiguous() warn: variable
> dereferenced before check 'dev' (see line 272)
>
> #
> https://github.com/0day-ci/linux/commit/adb919e972c1cac3d8b11905d525
> 8d23d3aac6a4
> git remote add linux-review https://github.com/0day-ci/linux git remote
> update linux-review git checkout
> adb919e972c1cac3d8b11905d5258d23d3aac6a4
> vim +/dev +274 kernel/dma/contiguous.c
>
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 267 struct page *dma_alloc_contiguous(struct device *dev,
> size_t size, gfp_t gfp)
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 268 {
> 90ae409f9eb3bc kernel/dma/contiguous.c Christoph Hellwig
> 2019-08-20 269 size_t count = size >> PAGE_SHIFT;
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 270 struct page *page = NULL;
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 271 struct cma *cma = NULL;
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 @272 int nid = dev_to_node(dev);
>
> ^^^ Dereferenced inside function.
>
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 273
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 @274 if (dev && dev->cma_area)
>
> ^^^ Too late.
>
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 275 cma = dev->cma_area;
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 276 else if ((nid != NUMA_NO_NODE) &&
> dma_contiguous_pernuma_area[nid]
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 277 && !(gfp & (GFP_DMA | GFP_DMA32)))
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 278 cma = dma_contiguous_pernuma_area[nid];
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 279 else if (count > 1)
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 280 cma = dma_contiguous_default_area;
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 281
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 282 /* CMA can be used only in the context which permits
> sleeping */
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 283 if (cma && gfpflags_allow_blocking(gfp)) {
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
WARNING: multiple messages have this Message-ID (diff)
From: "Song Bao Hua (Barry Song)" <song.bao.hua@hisilicon.com>
To: Dan Carpenter <dan.carpenter@oracle.com>,
"kbuild@lists.01.org" <kbuild@lists.01.org>,
"hch@lst.de" <hch@lst.de>,
"m.szyprowski@samsung.com" <m.szyprowski@samsung.com>,
"robin.murphy@arm.com" <robin.murphy@arm.com>,
"catalin.marinas@arm.com" <catalin.marinas@arm.com>
Cc: "kbuild-all@lists.01.org" <kbuild-all@lists.01.org>,
"lkp@intel.com" <lkp@intel.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Linuxarm <linuxarm@huawei.com>,
"iommu@lists.linux-foundation.org"
<iommu@lists.linux-foundation.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Dan Carpenter <error27@gmail.com>
Subject: RE: [PATCH 1/3] dma-direct: provide the ability to reserve per-numa CMA
Date: Fri, 5 Jun 2020 06:04:31 +0000 [thread overview]
Message-ID: <B926444035E5E2439431908E3842AFD24E0011@DGGEMI525-MBS.china.huawei.com> (raw)
In-Reply-To: <20200604113631.GP30374@kadam>
> -----Original Message-----
> From: Dan Carpenter [mailto:dan.carpenter@oracle.com]
> Sent: Thursday, June 4, 2020 11:37 PM
> To: kbuild@lists.01.org; Song Bao Hua (Barry Song)
> <song.bao.hua@hisilicon.com>; hch@lst.de; m.szyprowski@samsung.com;
> robin.murphy@arm.com; catalin.marinas@arm.com
> Cc: lkp@intel.com; Dan Carpenter <error27@gmail.com>;
> kbuild-all@lists.01.org; iommu@lists.linux-foundation.org;
> linux-arm-kernel@lists.infradead.org; linux-kernel@vger.kernel.org; Linuxarm
> <linuxarm@huawei.com>; Jonathan Cameron
> <jonathan.cameron@huawei.com>; John Garry <john.garry@huawei.com>
> Subject: Re: [PATCH 1/3] dma-direct: provide the ability to reserve per-numa
> CMA
>
> Hi Barry,
>
> url:
> https://github.com/0day-ci/linux/commits/Barry-Song/support-per-numa-CM
> A-for-ARM-server/20200603-104821
> base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
> for-next/core
> config: x86_64-randconfig-m001-20200603 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Dan, thanks! Good catch!
as this patch has not been in mainline yet, is it correct to add these "reported-by" in patch v2?
Barry
>
> smatch warnings:
> kernel/dma/contiguous.c:274 dma_alloc_contiguous() warn: variable
> dereferenced before check 'dev' (see line 272)
>
> #
> https://github.com/0day-ci/linux/commit/adb919e972c1cac3d8b11905d525
> 8d23d3aac6a4
> git remote add linux-review https://github.com/0day-ci/linux git remote
> update linux-review git checkout
> adb919e972c1cac3d8b11905d5258d23d3aac6a4
> vim +/dev +274 kernel/dma/contiguous.c
>
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 267 struct page *dma_alloc_contiguous(struct device *dev,
> size_t size, gfp_t gfp)
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 268 {
> 90ae409f9eb3bc kernel/dma/contiguous.c Christoph Hellwig
> 2019-08-20 269 size_t count = size >> PAGE_SHIFT;
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 270 struct page *page = NULL;
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 271 struct cma *cma = NULL;
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 @272 int nid = dev_to_node(dev);
>
> ^^^ Dereferenced inside function.
>
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 273
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 @274 if (dev && dev->cma_area)
>
> ^^^ Too late.
>
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 275 cma = dev->cma_area;
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 276 else if ((nid != NUMA_NO_NODE) &&
> dma_contiguous_pernuma_area[nid]
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 277 && !(gfp & (GFP_DMA | GFP_DMA32)))
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 278 cma = dma_contiguous_pernuma_area[nid];
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 279 else if (count > 1)
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 280 cma = dma_contiguous_default_area;
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 281
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 282 /* CMA can be used only in the context which permits
> sleeping */
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 283 if (cma && gfpflags_allow_blocking(gfp)) {
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
WARNING: multiple messages have this Message-ID (diff)
From: "Song Bao Hua (Barry Song)" <song.bao.hua@hisilicon.com>
To: Dan Carpenter <dan.carpenter@oracle.com>,
"kbuild@lists.01.org" <kbuild@lists.01.org>,
"hch@lst.de" <hch@lst.de>,
"m.szyprowski@samsung.com" <m.szyprowski@samsung.com>,
"robin.murphy@arm.com" <robin.murphy@arm.com>,
"catalin.marinas@arm.com" <catalin.marinas@arm.com>
Cc: "kbuild-all@lists.01.org" <kbuild-all@lists.01.org>,
"lkp@intel.com" <lkp@intel.com>,
John Garry <john.garry@huawei.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Linuxarm <linuxarm@huawei.com>,
"iommu@lists.linux-foundation.org"
<iommu@lists.linux-foundation.org>,
Jonathan Cameron <jonathan.cameron@huawei.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Dan Carpenter <error27@gmail.com>
Subject: RE: [PATCH 1/3] dma-direct: provide the ability to reserve per-numa CMA
Date: Fri, 5 Jun 2020 06:04:31 +0000 [thread overview]
Message-ID: <B926444035E5E2439431908E3842AFD24E0011@DGGEMI525-MBS.china.huawei.com> (raw)
In-Reply-To: <20200604113631.GP30374@kadam>
> -----Original Message-----
> From: Dan Carpenter [mailto:dan.carpenter@oracle.com]
> Sent: Thursday, June 4, 2020 11:37 PM
> To: kbuild@lists.01.org; Song Bao Hua (Barry Song)
> <song.bao.hua@hisilicon.com>; hch@lst.de; m.szyprowski@samsung.com;
> robin.murphy@arm.com; catalin.marinas@arm.com
> Cc: lkp@intel.com; Dan Carpenter <error27@gmail.com>;
> kbuild-all@lists.01.org; iommu@lists.linux-foundation.org;
> linux-arm-kernel@lists.infradead.org; linux-kernel@vger.kernel.org; Linuxarm
> <linuxarm@huawei.com>; Jonathan Cameron
> <jonathan.cameron@huawei.com>; John Garry <john.garry@huawei.com>
> Subject: Re: [PATCH 1/3] dma-direct: provide the ability to reserve per-numa
> CMA
>
> Hi Barry,
>
> url:
> https://github.com/0day-ci/linux/commits/Barry-Song/support-per-numa-CM
> A-for-ARM-server/20200603-104821
> base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
> for-next/core
> config: x86_64-randconfig-m001-20200603 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Dan, thanks! Good catch!
as this patch has not been in mainline yet, is it correct to add these "reported-by" in patch v2?
Barry
>
> smatch warnings:
> kernel/dma/contiguous.c:274 dma_alloc_contiguous() warn: variable
> dereferenced before check 'dev' (see line 272)
>
> #
> https://github.com/0day-ci/linux/commit/adb919e972c1cac3d8b11905d525
> 8d23d3aac6a4
> git remote add linux-review https://github.com/0day-ci/linux git remote
> update linux-review git checkout
> adb919e972c1cac3d8b11905d5258d23d3aac6a4
> vim +/dev +274 kernel/dma/contiguous.c
>
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 267 struct page *dma_alloc_contiguous(struct device *dev,
> size_t size, gfp_t gfp)
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 268 {
> 90ae409f9eb3bc kernel/dma/contiguous.c Christoph Hellwig
> 2019-08-20 269 size_t count = size >> PAGE_SHIFT;
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 270 struct page *page = NULL;
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 271 struct cma *cma = NULL;
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 @272 int nid = dev_to_node(dev);
>
> ^^^ Dereferenced inside function.
>
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 273
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 @274 if (dev && dev->cma_area)
>
> ^^^ Too late.
>
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 275 cma = dev->cma_area;
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 276 else if ((nid != NUMA_NO_NODE) &&
> dma_contiguous_pernuma_area[nid]
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 277 && !(gfp & (GFP_DMA | GFP_DMA32)))
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 278 cma = dma_contiguous_pernuma_area[nid];
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 279 else if (count > 1)
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 280 cma = dma_contiguous_default_area;
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 281
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 282 /* CMA can be used only in the context which permits
> sleeping */
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 283 if (cma && gfpflags_allow_blocking(gfp)) {
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Song Bao Hua (Barry Song) <song.bao.hua@hisilicon.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH 1/3] dma-direct: provide the ability to reserve per-numa CMA
Date: Fri, 05 Jun 2020 06:04:31 +0000 [thread overview]
Message-ID: <B926444035E5E2439431908E3842AFD24E0011@DGGEMI525-MBS.china.huawei.com> (raw)
In-Reply-To: <20200604113631.GP30374@kadam>
[-- Attachment #1: Type: text/plain, Size: 3960 bytes --]
> -----Original Message-----
> From: Dan Carpenter [mailto:dan.carpenter(a)oracle.com]
> Sent: Thursday, June 4, 2020 11:37 PM
> To: kbuild(a)lists.01.org; Song Bao Hua (Barry Song)
> <song.bao.hua@hisilicon.com>; hch(a)lst.de; m.szyprowski(a)samsung.com;
> robin.murphy(a)arm.com; catalin.marinas(a)arm.com
> Cc: lkp(a)intel.com; Dan Carpenter <error27@gmail.com>;
> kbuild-all(a)lists.01.org; iommu(a)lists.linux-foundation.org;
> linux-arm-kernel(a)lists.infradead.org; linux-kernel(a)vger.kernel.org; Linuxarm
> <linuxarm@huawei.com>; Jonathan Cameron
> <jonathan.cameron@huawei.com>; John Garry <john.garry@huawei.com>
> Subject: Re: [PATCH 1/3] dma-direct: provide the ability to reserve per-numa
> CMA
>
> Hi Barry,
>
> url:
> https://github.com/0day-ci/linux/commits/Barry-Song/support-per-numa-CM
> A-for-ARM-server/20200603-104821
> base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
> for-next/core
> config: x86_64-randconfig-m001-20200603 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Dan, thanks! Good catch!
as this patch has not been in mainline yet, is it correct to add these "reported-by" in patch v2?
Barry
>
> smatch warnings:
> kernel/dma/contiguous.c:274 dma_alloc_contiguous() warn: variable
> dereferenced before check 'dev' (see line 272)
>
> #
> https://github.com/0day-ci/linux/commit/adb919e972c1cac3d8b11905d525
> 8d23d3aac6a4
> git remote add linux-review https://github.com/0day-ci/linux git remote
> update linux-review git checkout
> adb919e972c1cac3d8b11905d5258d23d3aac6a4
> vim +/dev +274 kernel/dma/contiguous.c
>
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 267 struct page *dma_alloc_contiguous(struct device *dev,
> size_t size, gfp_t gfp)
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 268 {
> 90ae409f9eb3bc kernel/dma/contiguous.c Christoph Hellwig
> 2019-08-20 269 size_t count = size >> PAGE_SHIFT;
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 270 struct page *page = NULL;
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 271 struct cma *cma = NULL;
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 @272 int nid = dev_to_node(dev);
>
> ^^^ Dereferenced inside function.
>
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 273
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 @274 if (dev && dev->cma_area)
>
> ^^^ Too late.
>
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 275 cma = dev->cma_area;
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 276 else if ((nid != NUMA_NO_NODE) &&
> dma_contiguous_pernuma_area[nid]
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 277 && !(gfp & (GFP_DMA | GFP_DMA32)))
> adb919e972c1ca kernel/dma/contiguous.c Barry Song
> 2020-06-03 278 cma = dma_contiguous_pernuma_area[nid];
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 279 else if (count > 1)
> bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 280 cma = dma_contiguous_default_area;
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 281
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 282 /* CMA can be used only in the context which permits
> sleeping */
> b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen
> 2019-05-23 283 if (cma && gfpflags_allow_blocking(gfp)) {
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
next prev parent reply other threads:[~2020-06-05 6:04 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-03 2:42 [PATCH 0/3] support per-numa CMA for ARM server Barry Song
2020-06-03 2:42 ` Barry Song
2020-06-03 2:42 ` Barry Song
2020-06-03 2:42 ` [PATCH 1/3] dma-direct: provide the ability to reserve per-numa CMA Barry Song
2020-06-03 2:42 ` Barry Song
2020-06-03 2:42 ` Barry Song
2020-06-03 6:55 ` kbuild test robot
2020-06-03 6:55 ` kbuild test robot
2020-06-03 6:55 ` kbuild test robot
2020-06-03 6:55 ` kbuild test robot
2020-06-03 7:18 ` kbuild test robot
2020-06-03 7:18 ` kbuild test robot
2020-06-03 7:18 ` kbuild test robot
2020-06-03 7:18 ` kbuild test robot
2020-06-03 7:18 ` [RFC PATCH] dma-direct: dma_contiguous_pernuma_area[] can be static kbuild test robot
2020-06-03 7:18 ` kbuild test robot
2020-06-03 7:18 ` kbuild test robot
2020-06-03 7:18 ` kbuild test robot
2020-06-04 11:36 ` [PATCH 1/3] dma-direct: provide the ability to reserve per-numa CMA Dan Carpenter
2020-06-04 11:36 ` Dan Carpenter
2020-06-04 11:36 ` Dan Carpenter
2020-06-04 11:36 ` Dan Carpenter
2020-06-04 11:36 ` Dan Carpenter
2020-06-05 6:04 ` Song Bao Hua (Barry Song) [this message]
2020-06-05 6:04 ` Song Bao Hua
2020-06-05 6:04 ` Song Bao Hua (Barry Song)
2020-06-05 6:04 ` Song Bao Hua (Barry Song)
2020-06-05 8:57 ` Dan Carpenter
2020-06-05 8:57 ` Dan Carpenter
2020-06-05 8:57 ` Dan Carpenter
2020-06-05 8:57 ` Dan Carpenter
2020-06-05 8:57 ` Dan Carpenter
2020-06-06 3:46 ` [kbuild-all] " Philip Li
2020-06-06 3:46 ` Philip Li
2020-06-06 3:46 ` [kbuild-all] " Philip Li
2020-06-06 3:46 ` Philip Li
2020-06-06 3:46 ` Philip Li
2020-06-06 10:15 ` Song Bao Hua (Barry Song)
2020-06-06 10:15 ` Song Bao Hua
2020-06-06 10:15 ` [kbuild-all] " Song Bao Hua (Barry Song)
2020-06-06 10:15 ` Song Bao Hua (Barry Song)
2020-06-05 13:57 ` kernel test robot
2020-06-05 13:57 ` kernel test robot
2020-06-05 13:57 ` kernel test robot
2020-06-05 13:57 ` kernel test robot
2020-06-03 2:42 ` [PATCH 2/3] arm64: mm: reserve hugetlb CMA after numa_init Barry Song
2020-06-03 2:42 ` Barry Song
2020-06-03 2:42 ` Barry Song
2020-06-03 3:22 ` Roman Gushchin
2020-06-03 3:22 ` Roman Gushchin
2020-06-03 3:22 ` Roman Gushchin via iommu
2020-06-07 20:14 ` Matthias Brugger
2020-06-07 20:14 ` Matthias Brugger
2020-06-07 20:14 ` Matthias Brugger
2020-06-08 0:50 ` Song Bao Hua (Barry Song)
2020-06-08 0:50 ` Song Bao Hua (Barry Song)
2020-06-08 0:50 ` Song Bao Hua (Barry Song)
2020-06-09 15:33 ` Matthias Brugger
2020-06-09 15:33 ` Matthias Brugger
2020-06-09 15:33 ` Matthias Brugger
2020-06-03 2:42 ` [PATCH 3/3] arm64: mm: reserve per-numa " Barry Song
2020-06-03 2:42 ` Barry Song
2020-06-03 2:42 ` Barry Song
2020-06-04 7:17 [PATCH 1/3] dma-direct: provide the ability to reserve per-numa CMA kernel test robot
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