diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/5665-drm-amdkfd-Fix-pm_debugfs_runlist.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/5665-drm-amdkfd-Fix-pm_debugfs_runlist.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/5665-drm-amdkfd-Fix-pm_debugfs_runlist.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/5665-drm-amdkfd-Fix-pm_debugfs_runlist.patch new file mode 100644 index 00000000..3a06de62 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/5665-drm-amdkfd-Fix-pm_debugfs_runlist.patch @@ -0,0 +1,49 @@ +From d3e8bb3cdfdc8d79fd2bad788dbfd4de0dec09c6 Mon Sep 17 00:00:00 2001 +From: Felix Kuehling <Felix.Kuehling@amd.com> +Date: Wed, 25 Apr 2018 17:53:13 -0400 +Subject: [PATCH 5665/5725] drm/amdkfd: Fix pm_debugfs_runlist + +Guard it with #if defined(CONFIG_DEBUG_FS) and take the pm->lock while +dumping the runlist IB. + +Change-Id: If52078d2003c34b44e8f19996c0263d6211dea13 +Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com> +Signed-off-by: Kalyan Alle <kalyan.alle@amd.com> +--- + drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c | 10 +++++++++- + 1 file changed, 9 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c +index c6f3218..cd380ad 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c +@@ -400,17 +400,25 @@ void pm_release_ib(struct packet_manager *pm) + mutex_unlock(&pm->lock); + } + ++#if defined(CONFIG_DEBUG_FS) ++ + int pm_debugfs_runlist(struct seq_file *m, void *data) + { + struct packet_manager *pm = data; + ++ mutex_lock(&pm->lock); ++ + if (!pm->allocated) { + seq_puts(m, " No active runlist\n"); +- return 0; ++ goto out; + } + + seq_hex_dump(m, " ", DUMP_PREFIX_OFFSET, 32, 4, + pm->ib_buffer_obj->cpu_ptr, pm->ib_size_bytes, false); + ++out: ++ mutex_unlock(&pm->lock); + return 0; + } ++ ++#endif +-- +2.7.4 + |