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Add text patching api's to use in subsequent jump_label implementation. We use a new fixmap FIX_TEXT_POKE0 entry to temporarily override MMU mappings to allow read only text pages to be written to. Previously, __set_fix was marked with __init as it was only used during the EARLYCON stage. Now that TEXT_POKE mappings require post-init usage (e.g., FIX_TEXT_POKE0), keeping __init would cause runtime bugs whenset_fixmap accesses invalid memory. Thus, we remove the __init flag to ensure __set_fix remains valid beyond initialization. A new function patch_insn_write is exposed to allow single instruction patching. Link: https://lore.kernel.org/openrisc/aJIC8o1WmVHol9RY@antec/T/#t Signed-off-by: chenmiao <chenmiao.ku@gmail.com> Signed-off-by: Stafford Horne <shorne@gmail.com>
12 lines
264 B
Makefile
12 lines
264 B
Makefile
# SPDX-License-Identifier: GPL-2.0
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syscall-y += syscall_table_32.h
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generic-y += extable.h
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generic-y += kvm_para.h
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generic-y += parport.h
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generic-y += spinlock_types.h
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generic-y += spinlock.h
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generic-y += qrwlock_types.h
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generic-y += qrwlock.h
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generic-y += user.h
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