| /linux-6.12.1/arch/arm64/kernel/ |
| D | patching.c | 108 typedef void text_poke_f(void *dst, void *src, size_t patched, size_t len);
113 size_t patched = 0; in __text_poke() local
120 while (patched < len) { in __text_poke()
121 ptr = addr + patched; in __text_poke()
123 len - patched); in __text_poke()
126 func(waddr, src, patched, size); in __text_poke()
129 patched += size; in __text_poke()
138 static void text_poke_memcpy(void *dst, void *src, size_t patched, size_t len) in text_poke_memcpy() argument
140 copy_to_kernel_nofault(dst, src + patched, len); in text_poke_memcpy()
143 static void text_poke_memset(void *dst, void *src, size_t patched, size_t len) in text_poke_memset() argument
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| /linux-6.12.1/kernel/livepatch/ |
| D | patch.c | 131 if (WARN_ON(!func->patched)) in klp_unpatch_func()
157 func->patched = false; in klp_unpatch_func()
168 if (WARN_ON(func->patched)) in klp_patch_func()
219 func->patched = true; in klp_patch_func()
238 if (func->patched) in __klp_unpatch_object()
243 obj->patched = false; in __klp_unpatch_object()
257 if (WARN_ON(obj->patched)) in klp_patch_object()
267 obj->patched = true; in klp_patch_object()
277 if (obj->patched) in __klp_unpatch_objects()
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| D | Kconfig | 19 a patch, causing calls to patched functions to be redirected
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| D | core.c | 474 return sysfs_emit(buf, "%d\n", obj->patched); in patched_show()
477 static struct kobj_attribute patched_kobj_attr = __ATTR_RO(patched);
785 func->patched = false; in klp_init_func()
892 obj->patched = false; in klp_init_object()
990 if (obj->patched) in __klp_disable_patch()
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| /linux-6.12.1/Documentation/ABI/testing/ |
| D | sysfs-kernel-livepatch | 17 object (vmlinux or a module) in which it patched functions.
24 A writable attribute that indicates whether the patched
44 the patched or unpatched state. Administrator should not
64 that is patched within the object.
66 What: /sys/kernel/livepatch/<patch>/<object>/patched
72 patched.
80 properties and state of the patched function.
82 The directory name contains the patched function name and a
84 name in kallsyms for the patched object.
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| /linux-6.12.1/Documentation/livepatch/ |
| D | livepatch.rst | 85 transition state where tasks are converging to the patched state.
88 the patched state to the unpatched state.
90 An interrupt handler inherits the patched state of the task it
92 patched state of the parent.
99 the task is patched. In most cases this will patch most or all of
110 force it to exit the kernel and be patched.
112 then it will get patched the next time it gets interrupted by an
117 allows them to be patched before the CPU enters the idle state.
145 unpatched and 1 to indicate it's patched. Otherwise, if no patch is in
148 patched state. This may be harmful to the system though. Sending a fake signal
[all …]
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| D | callbacks.rst | 6 to execute callback functions when a kernel object is (un)patched. They
28 - A module notifier can't stop a to-be-patched module from loading.
32 be patched, irrespective of the target klp_object's current state.
40 - before a klp_object is patched
43 - after a klp_object has been patched and is active
47 - before a klp_object is unpatched (ie, patched code is
52 - after a klp_object has been patched, all code has
53 been restored and no tasks are running patched code,
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| D | module-elf-format.rst | 38 A typical livepatch module contains patched versions of functions that can
191 These are symbols accessed from new versions of functions for patched
194 resolves exported syms, and not every symbol referenced by the new patched
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| D | cumulative-patches.rst | 56 for functions that are no longer patched.
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| /linux-6.12.1/arch/sparc/kernel/ |
| D | etrap_32.S | 113 sll %t_wim, 0x7, %t_wim ! patched on 7 window Sparcs
116 and %g2, 0xff, %g2 ! patched on 7 window Sparcs
189 and %g2, 0xff, %g2 ! patched on 7win Sparcs
203 and %g1, 0xff, %g1 ! patched on 7win Sparcs, mask
206 sll %t_wim, 0x7, %t_wim ! patched on 7win Sparcs
209 and %g2, 0xff, %g2 ! patched on 7win Sparcs
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| D | wof.S | 234 spnwin_patch3: and %twin_tmp, 0xff, %twin_tmp ! patched on 7win Sparcs
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| /linux-6.12.1/drivers/bluetooth/ |
| D | hci_ag6xx.c | 159 bool patched = false; in ag6xx_setup() local
223 patched = true; in ag6xx_setup()
259 patched = true; in ag6xx_setup()
287 err = btintel_exit_mfg(hdev, true, patched); in ag6xx_setup()
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| D | btintel.h | 220 int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
264 static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched) in btintel_exit_mfg() argument
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| /linux-6.12.1/include/linux/ |
| D | livepatch.h | 76 bool patched; member
129 bool patched; member
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| /linux-6.12.1/arch/x86/kernel/ |
| D | alternative.c | 2010 size_t patched = 0; in text_poke_copy_locked() local
2015 while (patched < len) { in text_poke_copy_locked()
2016 unsigned long ptr = start + patched; in text_poke_copy_locked()
2019 s = min_t(size_t, PAGE_SIZE * 2 - offset_in_page(ptr), len - patched); in text_poke_copy_locked()
2021 __text_poke(text_poke_memcpy, (void *)ptr, opcode + patched, s); in text_poke_copy_locked()
2022 patched += s; in text_poke_copy_locked()
2059 size_t patched = 0; in text_poke_set() local
2065 while (patched < len) { in text_poke_set()
2066 unsigned long ptr = start + patched; in text_poke_set()
2069 s = min_t(size_t, PAGE_SIZE * 2 - offset_in_page(ptr), len - patched); in text_poke_set()
[all …]
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| /linux-6.12.1/Documentation/features/debug/optprobes/ |
| D | arch-support.txt | 4 # description: arch supports live patched optprobes
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| /linux-6.12.1/Documentation/features/core/jump-labels/ |
| D | arch-support.txt | 4 # description: arch supports live patched, high efficiency branches
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| /linux-6.12.1/Documentation/features/debug/uprobes/ |
| D | arch-support.txt | 4 # description: arch supports live patched user probes
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| /linux-6.12.1/Documentation/features/debug/kprobes/ |
| D | arch-support.txt | 4 # description: arch supports live patched kernel probe
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| /linux-6.12.1/drivers/nfc/fdp/ |
| D | fdp.c | 462 u8 patched = 0; in fdp_nci_setup() local
483 patched = 1; in fdp_nci_setup()
491 patched = 1; in fdp_nci_setup()
498 if (patched) { in fdp_nci_setup()
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| /linux-6.12.1/drivers/mfd/ |
| D | cs42l43.c | 741 bool patched, shadow; in cs42l43_mcu_update_step() local
771 patched = mcu_rev != CS42L43_MCU_ROM_REV || bios_rev != CS42L43_MCU_ROM_BIOS_REV; in cs42l43_mcu_update_step()
786 if (!patched && cs42l43->hw_lock) { in cs42l43_mcu_update_step()
796 if (!patched) { in cs42l43_mcu_update_step()
816 if (patched) { in cs42l43_mcu_update_step()
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| /linux-6.12.1/drivers/staging/media/atomisp/ |
| D | TODO | 72 app for v4l2-controls which also supports subdev such as the Fedora patched
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| /linux-6.12.1/tools/perf/Documentation/ |
| D | security.txt | 69 4. Get into rpmbuild/SPECS directory and build policy packages from patched sources:
88 update with the patched rpms above:
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| /linux-6.12.1/Documentation/arch/x86/ |
| D | microcode.rst | 130 Any other instruction that's being patched and gets concurrently
175 an instruction being patched. Plus OS has no way to stop SMIs from
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| /linux-6.12.1/Documentation/admin-guide/ |
| D | tainted-kernels.rst | 100 15 _/K 32768 kernel has been live patched
177 15) ``K`` if the kernel has been live patched.
|