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2024-05-10 10ebd8556b7990499c896a550e3d416b444211e6

 kernel/arch/arm64/kernel/cpufeature.c
.. .. @@ -1870,7 +1870,8 @@
1870 1870  static void cpu_enable_mte(struct arm64_cpu_capabilities const *cap)
1871 1871  {
1872 1872  	sysreg_clear_set(sctlr_el1, 0, SCTLR_ELx_ATA | SCTLR_EL1_ATA0);
1873 -	isb();
1873 +
1874 +	mte_cpu_setup();
1874 1875  
1875 1876  	/*
1876 1877  	 * Clear the tags in the zero page. This needs to be done via the

..	..	@@ -1870,7 +1870,8 @@
1870	1870	static void cpu_enable_mte(struct arm64_cpu_capabilities const *cap)
1871	1871	{
1872	1872	sysreg_clear_set(sctlr_el1, 0, SCTLR_ELx_ATA \| SCTLR_EL1_ATA0);
1873		- isb();
	1873	+
	1874	+ mte_cpu_setup();
1874	1875
1875	1876	/*
1876	1877	* Clear the tags in the zero page. This needs to be done via the