Revert "feature: Enable shared system USM by default for BMG"

Compute-Runtime-Validation · Compute-Runtime-Automation · commit fe99084f995a · 2025-11-19T10:02:34.000+01:00
This reverts commit d4d9d55. Signed-off-by: Compute-Runtime-Validation <compute-runtime-validation@intel.com>
diff --git a/shared/source/xe2_hpg_core/linux/product_helper_bmg.cpp b/shared/source/xe2_hpg_core/linux/product_helper_bmg.cpp
@@ -46,7 +46,7 @@ uint64_t ProductHelperHw<gfxProduct>::getSharedSystemPatIndex() const {
 
 template <>
 bool ProductHelperHw<gfxProduct>::useSharedSystemUsm() const {
-    return true;
+    return false;
 }
 
 template class ProductHelperHw<gfxProduct>;
diff --git a/shared/test/unit_test/xe2_hpg_core/bmg/linux/product_helper_tests_bmg_linux.cpp b/shared/test/unit_test/xe2_hpg_core/bmg/linux/product_helper_tests_bmg_linux.cpp
@@ -70,7 +70,7 @@ BMGTEST_F(BmgProductHelperLinux, givenProductHelperWhenAskedGetSharedSystemPatIn
 }
 
 BMGTEST_F(BmgProductHelperLinux, givenProductHelperWhenAskedUseSharedSystemUsmThenReturnCorrectValue) {
-    EXPECT_TRUE(productHelper->useSharedSystemUsm());
+    EXPECT_FALSE(productHelper->useSharedSystemUsm());
 }
 
 BMGTEST_F(BmgProductHelperLinux, WhenGtIsSetupThenGtSystemInfoIsCorrect) {

Original file line number	Diff line number	Diff line change
`@@ -46,7 +46,7 @@ uint64_t ProductHelperHw<gfxProduct>::getSharedSystemPatIndex() const {`
`46`	`46`
`47`	`47`	`template <>`
`48`	`48`	`bool ProductHelperHw<gfxProduct>::useSharedSystemUsm() const {`
`49`		`- return true;`
	`49`	`+ return false;`
`50`	`50`	`}`
`51`	`51`
`52`	`52`	`template class ProductHelperHw<gfxProduct>;`
Original file line number	Diff line number	Diff line change
`@@ -70,7 +70,7 @@ BMGTEST_F(BmgProductHelperLinux, givenProductHelperWhenAskedGetSharedSystemPatIn`
`70`	`70`	`}`
`71`	`71`
`72`	`72`	`BMGTEST_F(BmgProductHelperLinux, givenProductHelperWhenAskedUseSharedSystemUsmThenReturnCorrectValue) {`
`73`		`- EXPECT_TRUE(productHelper->useSharedSystemUsm());`
	`73`	`+ EXPECT_FALSE(productHelper->useSharedSystemUsm());`
`74`	`74`	`}`
`75`	`75`
`76`	`76`	`BMGTEST_F(BmgProductHelperLinux, WhenGtIsSetupThenGtSystemInfoIsCorrect) {`