diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0125-drm-amdkfd-Add-module-parameter-of-send_sigterm.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0125-drm-amdkfd-Add-module-parameter-of-send_sigterm.patch | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/common/recipes-kernel/linux/files/0125-drm-amdkfd-Add-module-parameter-of-send_sigterm.patch b/common/recipes-kernel/linux/files/0125-drm-amdkfd-Add-module-parameter-of-send_sigterm.patch deleted file mode 100644 index dc8a088f..00000000 --- a/common/recipes-kernel/linux/files/0125-drm-amdkfd-Add-module-parameter-of-send_sigterm.patch +++ /dev/null @@ -1,89 +0,0 @@ -From 81663016dbfd53e29d1b5c5ddbc9b12ae1d66474 Mon Sep 17 00:00:00 2001 -From: Oded Gabbay <oded.gabbay@gmail.com> -Date: Wed, 24 Dec 2014 13:30:52 +0200 -Subject: [PATCH 0125/1050] drm/amdkfd: Add module parameter of send_sigterm - -This patch adds a new kernel module parameter to amdkfd, -called send_sigterm. - -This parameter specifies whether amdkfd should send the -SIGTERM signal to an HSA process, when the following conditions -occur: - -1. The GPU triggers an exception regarding a kernel that was - issued by this process. - -2. The HSA process isn't waiting on an event that handles - this exception. - -The default behavior is not to send a SIGTERM and suffice -with a dmesg error print. - -Reviewed-by: Ben Goz <ben.goz@amd.com> -Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com> ---- - drivers/gpu/drm/amd/amdkfd/kfd_events.c | 12 +++++++++--- - drivers/gpu/drm/amd/amdkfd/kfd_module.c | 5 +++++ - drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 6 ++++++ - 3 files changed, 20 insertions(+), 3 deletions(-) - -diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_events.c -index 5c3a81e..3cb37d2 100644 ---- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c -+++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c -@@ -872,10 +872,16 @@ static void lookup_events_by_type_and_signal(struct kfd_process *p, - - /* Send SIGTERM no event of type "type" has been found*/ - if (send_signal) { -- dev_warn(kfd_device, -- "Sending SIGTERM to HSA Process with PID %d ", -+ if (send_sigterm) { -+ dev_warn(kfd_device, -+ "Sending SIGTERM to HSA Process with PID %d ", -+ p->lead_thread->pid); -+ send_sig(SIGTERM, p->lead_thread, 0); -+ } else { -+ dev_err(kfd_device, -+ "HSA Process (PID %d) got unhandled exception", - p->lead_thread->pid); -- send_sig(SIGTERM, p->lead_thread, 0); -+ } - } - } - -diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_module.c b/drivers/gpu/drm/amd/amdkfd/kfd_module.c -index 4e0a68f..e4fc96e 100644 ---- a/drivers/gpu/drm/amd/amdkfd/kfd_module.c -+++ b/drivers/gpu/drm/amd/amdkfd/kfd_module.c -@@ -54,6 +54,11 @@ module_param(max_num_of_queues_per_device, int, 0444); - MODULE_PARM_DESC(max_num_of_queues_per_device, - "Maximum number of supported queues per device (1 = Minimum, 4096 = default)"); - -+int send_sigterm; -+module_param(send_sigterm, int, 0444); -+MODULE_PARM_DESC(send_sigterm, -+ "Send sigterm to HSA process on unhandled exception (0 = disable, 1 = enable)"); -+ - bool kgd2kfd_init(unsigned interface_version, const struct kgd2kfd_calls **g2f) - { - /* -diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h -index 9383494..b6f838f 100644 ---- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h -+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h -@@ -74,6 +74,12 @@ extern int max_num_of_queues_per_device; - /* Kernel module parameter to specify the scheduling policy */ - extern int sched_policy; - -+/* -+ * Kernel module parameter to specify whether to send sigterm to HSA process on -+ * unhandled exception -+ */ -+extern int send_sigterm; -+ - /** - * enum kfd_sched_policy - * --- -1.9.1 - |