From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org, Sean Z Huang <sean.z.huang@intel.com>,
Intel-gfx@lists.freedesktop.org
Cc: "Huang, Sean Z" <sean.z.huang@intel.com>,
kbuild-all@lists.01.org, Dan Carpenter <error27@gmail.com>
Subject: Re: [Intel-gfx] [PATCH 05/27] drm/i915/pxp: Enable ioctl action to set the ring3 context
Date: Mon, 16 Nov 2020 12:46:06 +0300 [thread overview]
Message-ID: <20201116094606.GX29398@kadam> (raw)
In-Reply-To: <20201114014537.25495-5-sean.z.huang@intel.com>
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Hi Sean,
url: https://github.com/0day-ci/linux/commits/Sean-Z-Huang/drm-i915-pxp-Introduce-Intel-PXP-component/20201114-094926
base: 92edc4aef86780a8ad01b092c6d6630bb3cb423d
config: i386-randconfig-m021-20201115 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 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>
smatch warnings:
drivers/gpu/drm/i915/pxp/intel_pxp.c:62 i915_pxp_ops_ioctl() error: we previously assumed 'i915' could be null (see line 20)
vim +/i915 +62 drivers/gpu/drm/i915/pxp/intel_pxp.c
1d109ada10e82c3 Huang, Sean Z 2020-11-13 11 int i915_pxp_ops_ioctl(struct drm_device *dev, void *data, struct drm_file *drmfile)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 12 {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 13 int ret;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 14 struct pxp_info pxp_info = {0};
1d109ada10e82c3 Huang, Sean Z 2020-11-13 15 struct drm_i915_pxp_ops *pxp_ops = data;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 16 struct drm_i915_private *i915 = to_i915(dev);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 17
1d109ada10e82c3 Huang, Sean Z 2020-11-13 18 drm_dbg(&i915->drm, ">>> %s\n", __func__);
^^^^^^^^^
If "i915" is NULL then this will crash.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 19
1d109ada10e82c3 Huang, Sean Z 2020-11-13 @20 if (!i915 || !drmfile || !pxp_ops || pxp_ops->pxp_info_size != sizeof(pxp_info)) {
^^^^
Check too late.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 21 drm_dbg(&i915->drm, "Failed to %s, invalid params\n", __func__);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 22 ret = -EINVAL;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 23 goto end;
This will unlock a lock that we are not holding. This should just
"return -EINVAL;". All the stuff at "goto end;" is pointless or buggy.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 24 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 25
1d109ada10e82c3 Huang, Sean Z 2020-11-13 26 if (copy_from_user(&pxp_info, (void __user *)pxp_ops->pxp_info_ptr, sizeof(pxp_info)) != 0) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 27 ret = -EFAULT;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 28 goto end;
^^^^^^^^
This will unlock. Same. Just return -EFAULT;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 29 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 30
1d109ada10e82c3 Huang, Sean Z 2020-11-13 31 drm_dbg(&i915->drm, "i915 pxp ioctl call with action=[%d]\n", pxp_info.action);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 32
1d109ada10e82c3 Huang, Sean Z 2020-11-13 33 mutex_lock(&i915->pxp.r0ctx->ctx_mutex);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 34
1d109ada10e82c3 Huang, Sean Z 2020-11-13 35 if (i915->pxp.r0ctx->global_state_in_suspend) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 36 drm_dbg(&i915->drm, "Return failure due to state in suspend\n");
1d109ada10e82c3 Huang, Sean Z 2020-11-13 37 pxp_info.sm_status = PXP_SM_STATUS_SESSION_NOT_AVAILABLE;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 38 ret = 0;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 39 goto end;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 40 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 41
1d109ada10e82c3 Huang, Sean Z 2020-11-13 42 if (i915->pxp.r0ctx->global_state_attacked) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 43 drm_dbg(&i915->drm, "Retry required due to state attacked\n");
1d109ada10e82c3 Huang, Sean Z 2020-11-13 44 pxp_info.sm_status = PXP_SM_STATUS_RETRY_REQUIRED;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 45 ret = 0;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 46 goto end;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 47 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 48
1d109ada10e82c3 Huang, Sean Z 2020-11-13 49 switch (pxp_info.action) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 50 case PXP_ACTION_SET_R3_CONTEXT:
1d109ada10e82c3 Huang, Sean Z 2020-11-13 51 {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 52 ret = intel_pxp_set_r3ctx(i915, pxp_info.set_r3ctx);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 53 break;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 54 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 55 default:
1d109ada10e82c3 Huang, Sean Z 2020-11-13 56 drm_dbg(&i915->drm, "Failed to %s due to bad params\n", __func__);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 57 ret = -EINVAL;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 58 goto end;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 59 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 60
1d109ada10e82c3 Huang, Sean Z 2020-11-13 61 end:
1d109ada10e82c3 Huang, Sean Z 2020-11-13 @62 mutex_unlock(&i915->pxp.r0ctx->ctx_mutex);
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
1d109ada10e82c3 Huang, Sean Z 2020-11-13 63
1d109ada10e82c3 Huang, Sean Z 2020-11-13 64 if (ret == 0)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 65 if (copy_to_user((void __user *)pxp_ops->pxp_info_ptr, &pxp_info, sizeof(pxp_info)) != 0)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 66 ret = -EFAULT;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 67
1d109ada10e82c3 Huang, Sean Z 2020-11-13 68 if (ret)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 69 dev_err(&dev->pdev->dev, "pid=%d, ret = %d\n", task_pid_nr(current), ret);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 70
1d109ada10e82c3 Huang, Sean Z 2020-11-13 71 drm_dbg(&i915->drm, "<<< %s\n", __func__);
Delete this printk() and use ftrace for this information.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 72 return ret;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 73 }
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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_______________________________________________
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: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org
Subject: Re: [Intel-gfx] [PATCH 05/27] drm/i915/pxp: Enable ioctl action to set the ring3 context
Date: Mon, 16 Nov 2020 12:46:06 +0300 [thread overview]
Message-ID: <20201116094606.GX29398@kadam> (raw)
In-Reply-To: <20201114014537.25495-5-sean.z.huang@intel.com>
[-- Attachment #1: Type: text/plain, Size: 6006 bytes --]
Hi Sean,
url: https://github.com/0day-ci/linux/commits/Sean-Z-Huang/drm-i915-pxp-Introduce-Intel-PXP-component/20201114-094926
base: 92edc4aef86780a8ad01b092c6d6630bb3cb423d
config: i386-randconfig-m021-20201115 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 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>
smatch warnings:
drivers/gpu/drm/i915/pxp/intel_pxp.c:62 i915_pxp_ops_ioctl() error: we previously assumed 'i915' could be null (see line 20)
vim +/i915 +62 drivers/gpu/drm/i915/pxp/intel_pxp.c
1d109ada10e82c3 Huang, Sean Z 2020-11-13 11 int i915_pxp_ops_ioctl(struct drm_device *dev, void *data, struct drm_file *drmfile)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 12 {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 13 int ret;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 14 struct pxp_info pxp_info = {0};
1d109ada10e82c3 Huang, Sean Z 2020-11-13 15 struct drm_i915_pxp_ops *pxp_ops = data;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 16 struct drm_i915_private *i915 = to_i915(dev);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 17
1d109ada10e82c3 Huang, Sean Z 2020-11-13 18 drm_dbg(&i915->drm, ">>> %s\n", __func__);
^^^^^^^^^
If "i915" is NULL then this will crash.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 19
1d109ada10e82c3 Huang, Sean Z 2020-11-13 @20 if (!i915 || !drmfile || !pxp_ops || pxp_ops->pxp_info_size != sizeof(pxp_info)) {
^^^^
Check too late.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 21 drm_dbg(&i915->drm, "Failed to %s, invalid params\n", __func__);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 22 ret = -EINVAL;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 23 goto end;
This will unlock a lock that we are not holding. This should just
"return -EINVAL;". All the stuff at "goto end;" is pointless or buggy.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 24 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 25
1d109ada10e82c3 Huang, Sean Z 2020-11-13 26 if (copy_from_user(&pxp_info, (void __user *)pxp_ops->pxp_info_ptr, sizeof(pxp_info)) != 0) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 27 ret = -EFAULT;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 28 goto end;
^^^^^^^^
This will unlock. Same. Just return -EFAULT;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 29 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 30
1d109ada10e82c3 Huang, Sean Z 2020-11-13 31 drm_dbg(&i915->drm, "i915 pxp ioctl call with action=[%d]\n", pxp_info.action);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 32
1d109ada10e82c3 Huang, Sean Z 2020-11-13 33 mutex_lock(&i915->pxp.r0ctx->ctx_mutex);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 34
1d109ada10e82c3 Huang, Sean Z 2020-11-13 35 if (i915->pxp.r0ctx->global_state_in_suspend) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 36 drm_dbg(&i915->drm, "Return failure due to state in suspend\n");
1d109ada10e82c3 Huang, Sean Z 2020-11-13 37 pxp_info.sm_status = PXP_SM_STATUS_SESSION_NOT_AVAILABLE;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 38 ret = 0;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 39 goto end;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 40 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 41
1d109ada10e82c3 Huang, Sean Z 2020-11-13 42 if (i915->pxp.r0ctx->global_state_attacked) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 43 drm_dbg(&i915->drm, "Retry required due to state attacked\n");
1d109ada10e82c3 Huang, Sean Z 2020-11-13 44 pxp_info.sm_status = PXP_SM_STATUS_RETRY_REQUIRED;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 45 ret = 0;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 46 goto end;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 47 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 48
1d109ada10e82c3 Huang, Sean Z 2020-11-13 49 switch (pxp_info.action) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 50 case PXP_ACTION_SET_R3_CONTEXT:
1d109ada10e82c3 Huang, Sean Z 2020-11-13 51 {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 52 ret = intel_pxp_set_r3ctx(i915, pxp_info.set_r3ctx);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 53 break;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 54 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 55 default:
1d109ada10e82c3 Huang, Sean Z 2020-11-13 56 drm_dbg(&i915->drm, "Failed to %s due to bad params\n", __func__);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 57 ret = -EINVAL;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 58 goto end;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 59 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 60
1d109ada10e82c3 Huang, Sean Z 2020-11-13 61 end:
1d109ada10e82c3 Huang, Sean Z 2020-11-13 @62 mutex_unlock(&i915->pxp.r0ctx->ctx_mutex);
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
1d109ada10e82c3 Huang, Sean Z 2020-11-13 63
1d109ada10e82c3 Huang, Sean Z 2020-11-13 64 if (ret == 0)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 65 if (copy_to_user((void __user *)pxp_ops->pxp_info_ptr, &pxp_info, sizeof(pxp_info)) != 0)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 66 ret = -EFAULT;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 67
1d109ada10e82c3 Huang, Sean Z 2020-11-13 68 if (ret)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 69 dev_err(&dev->pdev->dev, "pid=%d, ret = %d\n", task_pid_nr(current), ret);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 70
1d109ada10e82c3 Huang, Sean Z 2020-11-13 71 drm_dbg(&i915->drm, "<<< %s\n", __func__);
Delete this printk() and use ftrace for this information.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 72 return ret;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 73 }
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild-all@lists.01.org
Subject: Re: [Intel-gfx] [PATCH 05/27] drm/i915/pxp: Enable ioctl action to set the ring3 context
Date: Mon, 16 Nov 2020 12:46:06 +0300 [thread overview]
Message-ID: <20201116094606.GX29398@kadam> (raw)
In-Reply-To: <20201114014537.25495-5-sean.z.huang@intel.com>
[-- Attachment #1: Type: text/plain, Size: 6006 bytes --]
Hi Sean,
url: https://github.com/0day-ci/linux/commits/Sean-Z-Huang/drm-i915-pxp-Introduce-Intel-PXP-component/20201114-094926
base: 92edc4aef86780a8ad01b092c6d6630bb3cb423d
config: i386-randconfig-m021-20201115 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 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>
smatch warnings:
drivers/gpu/drm/i915/pxp/intel_pxp.c:62 i915_pxp_ops_ioctl() error: we previously assumed 'i915' could be null (see line 20)
vim +/i915 +62 drivers/gpu/drm/i915/pxp/intel_pxp.c
1d109ada10e82c3 Huang, Sean Z 2020-11-13 11 int i915_pxp_ops_ioctl(struct drm_device *dev, void *data, struct drm_file *drmfile)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 12 {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 13 int ret;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 14 struct pxp_info pxp_info = {0};
1d109ada10e82c3 Huang, Sean Z 2020-11-13 15 struct drm_i915_pxp_ops *pxp_ops = data;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 16 struct drm_i915_private *i915 = to_i915(dev);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 17
1d109ada10e82c3 Huang, Sean Z 2020-11-13 18 drm_dbg(&i915->drm, ">>> %s\n", __func__);
^^^^^^^^^
If "i915" is NULL then this will crash.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 19
1d109ada10e82c3 Huang, Sean Z 2020-11-13 @20 if (!i915 || !drmfile || !pxp_ops || pxp_ops->pxp_info_size != sizeof(pxp_info)) {
^^^^
Check too late.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 21 drm_dbg(&i915->drm, "Failed to %s, invalid params\n", __func__);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 22 ret = -EINVAL;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 23 goto end;
This will unlock a lock that we are not holding. This should just
"return -EINVAL;". All the stuff at "goto end;" is pointless or buggy.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 24 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 25
1d109ada10e82c3 Huang, Sean Z 2020-11-13 26 if (copy_from_user(&pxp_info, (void __user *)pxp_ops->pxp_info_ptr, sizeof(pxp_info)) != 0) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 27 ret = -EFAULT;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 28 goto end;
^^^^^^^^
This will unlock. Same. Just return -EFAULT;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 29 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 30
1d109ada10e82c3 Huang, Sean Z 2020-11-13 31 drm_dbg(&i915->drm, "i915 pxp ioctl call with action=[%d]\n", pxp_info.action);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 32
1d109ada10e82c3 Huang, Sean Z 2020-11-13 33 mutex_lock(&i915->pxp.r0ctx->ctx_mutex);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 34
1d109ada10e82c3 Huang, Sean Z 2020-11-13 35 if (i915->pxp.r0ctx->global_state_in_suspend) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 36 drm_dbg(&i915->drm, "Return failure due to state in suspend\n");
1d109ada10e82c3 Huang, Sean Z 2020-11-13 37 pxp_info.sm_status = PXP_SM_STATUS_SESSION_NOT_AVAILABLE;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 38 ret = 0;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 39 goto end;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 40 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 41
1d109ada10e82c3 Huang, Sean Z 2020-11-13 42 if (i915->pxp.r0ctx->global_state_attacked) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 43 drm_dbg(&i915->drm, "Retry required due to state attacked\n");
1d109ada10e82c3 Huang, Sean Z 2020-11-13 44 pxp_info.sm_status = PXP_SM_STATUS_RETRY_REQUIRED;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 45 ret = 0;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 46 goto end;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 47 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 48
1d109ada10e82c3 Huang, Sean Z 2020-11-13 49 switch (pxp_info.action) {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 50 case PXP_ACTION_SET_R3_CONTEXT:
1d109ada10e82c3 Huang, Sean Z 2020-11-13 51 {
1d109ada10e82c3 Huang, Sean Z 2020-11-13 52 ret = intel_pxp_set_r3ctx(i915, pxp_info.set_r3ctx);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 53 break;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 54 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 55 default:
1d109ada10e82c3 Huang, Sean Z 2020-11-13 56 drm_dbg(&i915->drm, "Failed to %s due to bad params\n", __func__);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 57 ret = -EINVAL;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 58 goto end;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 59 }
1d109ada10e82c3 Huang, Sean Z 2020-11-13 60
1d109ada10e82c3 Huang, Sean Z 2020-11-13 61 end:
1d109ada10e82c3 Huang, Sean Z 2020-11-13 @62 mutex_unlock(&i915->pxp.r0ctx->ctx_mutex);
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
1d109ada10e82c3 Huang, Sean Z 2020-11-13 63
1d109ada10e82c3 Huang, Sean Z 2020-11-13 64 if (ret == 0)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 65 if (copy_to_user((void __user *)pxp_ops->pxp_info_ptr, &pxp_info, sizeof(pxp_info)) != 0)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 66 ret = -EFAULT;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 67
1d109ada10e82c3 Huang, Sean Z 2020-11-13 68 if (ret)
1d109ada10e82c3 Huang, Sean Z 2020-11-13 69 dev_err(&dev->pdev->dev, "pid=%d, ret = %d\n", task_pid_nr(current), ret);
1d109ada10e82c3 Huang, Sean Z 2020-11-13 70
1d109ada10e82c3 Huang, Sean Z 2020-11-13 71 drm_dbg(&i915->drm, "<<< %s\n", __func__);
Delete this printk() and use ftrace for this information.
1d109ada10e82c3 Huang, Sean Z 2020-11-13 72 return ret;
1d109ada10e82c3 Huang, Sean Z 2020-11-13 73 }
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next prev parent reply other threads:[~2020-11-16 9:46 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-14 1:45 [Intel-gfx] [PATCH 01/27] drm/i915/pxp: Introduce Intel PXP component Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 02/27] drm/i915/pxp: Enable PXP irq worker and callback stub Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 03/27] drm/i915/pxp: Add PXP context for logical hardware states Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 04/27] drm/i915/pxp: set KCR reg init during the boot time Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 05/27] drm/i915/pxp: Enable ioctl action to set the ring3 context Sean Z Huang
2020-11-14 4:23 ` kernel test robot
2020-11-14 4:23 ` kernel test robot
2020-11-16 9:46 ` Dan Carpenter [this message]
2020-11-16 9:46 ` Dan Carpenter
2020-11-16 9:46 ` Dan Carpenter
2020-11-14 1:45 ` [Intel-gfx] [PATCH 06/27] drm/i915: Rename the whitelist to allowlist Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 07/27] drm/i915/pxp: Add PXP-related registers into allowlist Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 08/27] drm/i915/pxp: Read register to check hardware session state Sean Z Huang
2020-11-14 5:04 ` kernel test robot
2020-11-14 5:04 ` kernel test robot
2020-11-14 5:04 ` [Intel-gfx] [RFC PATCH] drm/i915/pxp: pxp_sm_reg_read() can be static kernel test robot
2020-11-14 5:04 ` kernel test robot
2020-11-14 5:14 ` [Intel-gfx] [PATCH 08/27] drm/i915/pxp: Read register to check hardware session state kernel test robot
2020-11-14 5:14 ` kernel test robot
2020-11-14 1:45 ` [Intel-gfx] [PATCH 09/27] drm/i915/pxp: Implement funcs to get/set PXP tag Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 10/27] drm/i915/pxp: Enable ioctl action to reserve session slot Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 11/27] drm/i915/pxp: Enable ioctl action to set session in play Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 12/27] drm/i915/pxp: Func to send hardware session termination Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 13/27] drm/i915/pxp: Enable ioctl action to terminate the session Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 14/27] drm/i915/pxp: Enable ioctl action to query PXP tag Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 15/27] drm/i915/pxp: Destroy all type0 sessions upon teardown Sean Z Huang
2020-11-14 5:51 ` kernel test robot
2020-11-14 5:51 ` kernel test robot
2020-11-14 5:51 ` [Intel-gfx] [RFC PATCH] drm/i915/pxp: intel_pxp_sm_destroy_all_sw_sessions() can be static kernel test robot
2020-11-14 5:51 ` kernel test robot
2020-11-14 6:28 ` [Intel-gfx] [PATCH 15/27] drm/i915/pxp: Destroy all type0 sessions upon teardown kernel test robot
2020-11-14 6:28 ` kernel test robot
2020-11-14 1:45 ` [Intel-gfx] [PATCH 16/27] drm/i915/pxp: Termiante the session upon app crash Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 17/27] drm/i915/pxp: Enable PXP power management Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 18/27] drm/i915/pxp: Implement funcs to create the TEE channel Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 19/27] drm/i915/pxp: Enable ioctl action to send TEE commands Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 20/27] drm/i915/pxp: Create the arbitrary session after boot Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 21/27] drm/i915/pxp: Add i915 trace logs for PXP operations Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 22/27] drm/i915/pxp: Expose session state for display protection flip Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 23/27] mei: bus: enable pavp device Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 24/27] mei: pxp: export pavp client to me client bus Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 25/27] drm/i915/uapi: introduce drm_i915_gem_create_ext for TGL Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 26/27] drm/i915/pavp: User interface for Protected buffer Sean Z Huang
2020-11-14 1:45 ` [Intel-gfx] [PATCH 27/27] drm/i915/pxp: Add plane decryption support Sean Z Huang
2020-11-14 1:59 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for series starting with [01/27] drm/i915/pxp: Introduce Intel PXP component Patchwork
2020-11-14 11:03 [Intel-gfx] [PATCH 05/27] drm/i915/pxp: Enable ioctl action to set the ring3 context kernel test robot
2020-11-15 7:34 kernel test robot
2020-11-15 20:23 [Intel-gfx] [PATCH 01/27] drm/i915/pxp: Introduce Intel PXP component Huang, Sean Z
2020-11-15 20:23 ` [Intel-gfx] [PATCH 05/27] drm/i915/pxp: Enable ioctl action to set the ring3 context Huang, Sean Z
2020-11-15 21:07 [Intel-gfx] [PATCH 01/27] drm/i915/pxp: Introduce Intel PXP component Huang, Sean Z
2020-11-15 21:07 ` [Intel-gfx] [PATCH 05/27] drm/i915/pxp: Enable ioctl action to set the ring3 context Huang, Sean Z
2020-11-16 10:22 ` Joonas Lahtinen
2020-11-16 10:53 ` Chris Wilson
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