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refactor: Gate shared system mem caps with KMD cap

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Enabled only by setting EnableSharedSystemUsmSupport=1 flag

Related-To: NEO-12988

Signed-off-by: John Falkowski <john.falkowski@intel.com>
This commit is contained in:
John Falkowski
2025-05-07 00:12:29 +00:00
committed by Compute-Runtime-Automation
parent 08476d3727
commit 8e59ac7576
18 changed files with 57 additions and 32 deletions
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2
shared/source/os_interface/linux/xe/ioctl_helper_xe.cpp
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@@ -160,7 +160,7 @@ bool IoctlHelperXe::queryDeviceIdAndRevision(Drm &drm) {
hwInfo->platform.usDeviceID = config->info[DRM_XE_QUERY_CONFIG_REV_AND_DEVICE_ID] & 0xffff;
hwInfo->platform.usRevId = static_cast<int>((config->info[DRM_XE_QUERY_CONFIG_REV_AND_DEVICE_ID] >> 16) & 0xff);
if ((debugManager.flags.EnableRecoverablePageFaults.get() != 0) && (debugManager.flags.EnableSharedSystemUsmSupport.get() != 0) && (config->info[DRM_XE_QUERY_CONFIG_FLAGS] & DRM_XE_QUERY_CONFIG_FLAG_HAS_CPU_ADDR_MIRROR)) {
if ((debugManager.flags.EnableRecoverablePageFaults.get() != 0) && (debugManager.flags.EnableSharedSystemUsmSupport.get() == 1) && (config->info[DRM_XE_QUERY_CONFIG_FLAGS] & DRM_XE_QUERY_CONFIG_FLAG_HAS_CPU_ADDR_MIRROR)) {
drm.setSharedSystemAllocEnable(true);
drm.setPageFaultSupported(true);
}