arch/x86/kernel/process.h

Source file repositories/reference/linux-study-clean/arch/x86/kernel/process.h

File Facts

System
Linux kernel
Corpus path
arch/x86/kernel/process.h
Extension
.h
Size
1094 bytes
Lines
40
Domain
Architecture Layer
Bucket
arch/x86
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

if (!static_branch_likely(&switch_to_cond_stibp)) {
			prev_tif &= ~_TIF_SPEC_IB;
			next_tif &= ~_TIF_SPEC_IB;
		}
	}

	/*
	 * __switch_to_xtra() handles debug registers, i/o bitmaps,
	 * speculation mitigations etc.
	 */
	if (unlikely(next_tif & _TIF_WORK_CTXSW_NEXT ||
		     prev_tif & _TIF_WORK_CTXSW_PREV))
		__switch_to_xtra(prev, next);
}

Annotation

Implementation Notes