| /kernel/linux/linux-5.10/Documentation/admin-guide/sysctl/ |
| D | user.rst | 2 Documentation for /proc/sys/user/
12 /proc/sys/user.
16 per user per user namespace limits.
24 The creation of per user per user namespace objects are charged to
25 the user in the user namespace who created the object and
26 verified to be below the per user limit in that user namespace.
29 who created user namespaces the creation of the object happens
30 in (user namespaces can be nested) and verified to be below the per user
31 limits in the user namespaces of those users.
34 user namespace does not allow a user to escape their current limits.
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| /kernel/linux/linux-6.6/Documentation/admin-guide/sysctl/ |
| D | user.rst | 2 Documentation for /proc/sys/user/
12 /proc/sys/user.
16 per user per user namespace limits.
24 The creation of per user per user namespace objects are charged to
25 the user in the user namespace who created the object and
26 verified to be below the per user limit in that user namespace.
29 who created user namespaces the creation of the object happens
30 in (user namespaces can be nested) and verified to be below the per user
31 limits in the user namespaces of those users.
34 user namespace does not allow a user to escape their current limits.
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| /kernel/linux/linux-6.6/fs/smb/server/mgmt/ |
| D | user_config.c | 15 struct ksmbd_user *user = NULL; in ksmbd_login_user() local
24 user = ksmbd_alloc_user(resp); in ksmbd_login_user()
27 return user; in ksmbd_login_user()
32 struct ksmbd_user *user = NULL; in ksmbd_alloc_user() local
34 user = kmalloc(sizeof(struct ksmbd_user), GFP_KERNEL); in ksmbd_alloc_user()
35 if (!user) in ksmbd_alloc_user()
38 user->name = kstrdup(resp->account, GFP_KERNEL); in ksmbd_alloc_user()
39 user->flags = resp->status; in ksmbd_alloc_user()
40 user->gid = resp->gid; in ksmbd_alloc_user()
41 user->uid = resp->uid; in ksmbd_alloc_user()
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| D | user_config.h | 23 static inline bool user_guest(struct ksmbd_user *user) in user_guest() argument
25 return user->flags & KSMBD_USER_FLAG_GUEST_ACCOUNT; in user_guest()
28 static inline void set_user_flag(struct ksmbd_user *user, int flag) in set_user_flag() argument
30 user->flags |= flag; in set_user_flag()
33 static inline int test_user_flag(struct ksmbd_user *user, int flag) in test_user_flag() argument
35 return user->flags & flag; in test_user_flag()
38 static inline void set_user_guest(struct ksmbd_user *user) in set_user_guest() argument
42 static inline char *user_passkey(struct ksmbd_user *user) in user_passkey() argument
44 return user->passkey; in user_passkey()
47 static inline char *user_name(struct ksmbd_user *user) in user_name() argument
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| /kernel/linux/linux-6.6/arch/arm64/kernel/ |
| D | signal.c | 71 static void init_user_layout(struct rt_sigframe_user_layout *user) in init_user_layout() argument
74 sizeof(user->sigframe->uc.uc_mcontext.__reserved); in init_user_layout()
76 memset(user, 0, sizeof(*user)); in init_user_layout()
77 user->size = offsetof(struct rt_sigframe, uc.uc_mcontext.__reserved); in init_user_layout()
79 user->limit = user->size + reserved_size; in init_user_layout()
81 user->limit -= TERMINATOR_SIZE; in init_user_layout()
82 user->limit -= EXTRA_CONTEXT_SIZE; in init_user_layout()
86 static size_t sigframe_size(struct rt_sigframe_user_layout const *user) in sigframe_size() argument
88 return round_up(max(user->size, sizeof(struct rt_sigframe)), 16); in sigframe_size()
99 static int __sigframe_alloc(struct rt_sigframe_user_layout *user, in __sigframe_alloc() argument
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| /kernel/linux/linux-5.10/arch/arm64/kernel/ |
| D | signal.c | 68 static void init_user_layout(struct rt_sigframe_user_layout *user) in init_user_layout() argument
71 sizeof(user->sigframe->uc.uc_mcontext.__reserved); in init_user_layout()
73 memset(user, 0, sizeof(*user)); in init_user_layout()
74 user->size = offsetof(struct rt_sigframe, uc.uc_mcontext.__reserved); in init_user_layout()
76 user->limit = user->size + reserved_size; in init_user_layout()
78 user->limit -= TERMINATOR_SIZE; in init_user_layout()
79 user->limit -= EXTRA_CONTEXT_SIZE; in init_user_layout()
83 static size_t sigframe_size(struct rt_sigframe_user_layout const *user) in sigframe_size() argument
85 return round_up(max(user->size, sizeof(struct rt_sigframe)), 16); in sigframe_size()
96 static int __sigframe_alloc(struct rt_sigframe_user_layout *user, in __sigframe_alloc() argument
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| /kernel/linux/linux-6.6/kernel/trace/ |
| D | trace_events_user.c | 44 * probes to print out to the user.
46 * These do not reflect the mapped bytes between the user and kernel space.
194 typedef void (*user_event_func_t) (struct user_event *user, struct iov_iter *i,
202 static struct user_event_mm *user_event_mm_get_all(struct user_event *user);
204 static int destroy_user_event(struct user_event *user);
205 static bool user_fields_match(struct user_event *user, int argc,
224 static struct user_event *user_event_get(struct user_event *user) in user_event_get() argument
226 refcount_inc(&user->refcnt); in user_event_get()
228 return user; in user_event_get()
233 struct user_event *user = container_of( in delayed_destroy_user_event() local
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| /kernel/linux/linux-5.10/drivers/mtd/nand/raw/atmel/ |
| D | pmecc.c | 346 struct atmel_pmecc_user *user; in atmel_pmecc_create_user() local
354 size = sizeof(*user); in atmel_pmecc_create_user()
365 user = kzalloc(size, GFP_KERNEL); in atmel_pmecc_create_user()
366 if (!user) in atmel_pmecc_create_user()
369 user->pmecc = pmecc; in atmel_pmecc_create_user()
371 user->partial_syn = (s16 *)PTR_ALIGN(user + 1, sizeof(u16)); in atmel_pmecc_create_user()
372 user->si = user->partial_syn + ((2 * req->ecc.strength) + 1); in atmel_pmecc_create_user()
373 user->lmu = user->si + ((2 * req->ecc.strength) + 1); in atmel_pmecc_create_user()
374 user->smu = user->lmu + (req->ecc.strength + 1); in atmel_pmecc_create_user()
375 user->mu = (s32 *)PTR_ALIGN(user->smu + in atmel_pmecc_create_user()
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| /kernel/linux/linux-6.6/arch/arm/mach-omap2/ |
| D | omap_hwmod_2xxx_interconnect_data.c | 27 .user = OCP_USER_MPU | OCP_USER_SDMA,
34 .user = OCP_USER_MPU,
47 .user = OCP_USER_MPU | OCP_USER_SDMA,
54 .user = OCP_USER_MPU | OCP_USER_SDMA,
62 .user = OCP_USER_MPU | OCP_USER_SDMA,
70 .user = OCP_USER_MPU | OCP_USER_SDMA,
78 .user = OCP_USER_MPU | OCP_USER_SDMA,
86 .user = OCP_USER_MPU | OCP_USER_SDMA,
94 .user = OCP_USER_MPU | OCP_USER_SDMA,
102 .user = OCP_USER_MPU | OCP_USER_SDMA,
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| /kernel/linux/linux-5.10/arch/arm/mach-omap2/ |
| D | omap_hwmod_2xxx_interconnect_data.c | 28 .user = OCP_USER_MPU | OCP_USER_SDMA,
35 .user = OCP_USER_MPU,
48 .user = OCP_USER_MPU | OCP_USER_SDMA,
55 .user = OCP_USER_MPU | OCP_USER_SDMA,
63 .user = OCP_USER_MPU | OCP_USER_SDMA,
71 .user = OCP_USER_MPU | OCP_USER_SDMA,
79 .user = OCP_USER_MPU | OCP_USER_SDMA,
87 .user = OCP_USER_MPU | OCP_USER_SDMA,
95 .user = OCP_USER_MPU | OCP_USER_SDMA,
103 .user = OCP_USER_MPU | OCP_USER_SDMA,
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| /kernel/linux/linux-6.6/drivers/mtd/nand/raw/atmel/ |
| D | pmecc.c | 346 struct atmel_pmecc_user *user; in atmel_pmecc_create_user() local
354 size = sizeof(*user); in atmel_pmecc_create_user()
365 user = devm_kzalloc(pmecc->dev, size, GFP_KERNEL); in atmel_pmecc_create_user()
366 if (!user) in atmel_pmecc_create_user()
369 user->pmecc = pmecc; in atmel_pmecc_create_user()
371 user->partial_syn = (s16 *)PTR_ALIGN(user + 1, sizeof(u16)); in atmel_pmecc_create_user()
372 user->si = user->partial_syn + ((2 * req->ecc.strength) + 1); in atmel_pmecc_create_user()
373 user->lmu = user->si + ((2 * req->ecc.strength) + 1); in atmel_pmecc_create_user()
374 user->smu = user->lmu + (req->ecc.strength + 1); in atmel_pmecc_create_user()
375 user->mu = (s32 *)PTR_ALIGN(user->smu + in atmel_pmecc_create_user()
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| /kernel/linux/linux-6.6/drivers/virt/acrn/ |
| D | hypercall.h | 64 * hcall_create_vm() - Create a User VM
65 * @vminfo: Service VM GPA of info of User VM creation
75 * hcall_start_vm() - Start a User VM
76 * @vmid: User VM ID
86 * hcall_pause_vm() - Pause a User VM
87 * @vmid: User VM ID
97 * hcall_destroy_vm() - Destroy a User VM
98 * @vmid: User VM ID
108 * hcall_reset_vm() - Reset a User VM
109 * @vmid: User VM ID
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| /kernel/linux/linux-6.6/Documentation/powerpc/ |
| D | cxlflash.rst | 24 CXL provides a mechanism by which user space applications can
27 user space application direct access to Flash storage.
33 special path for user space access, and performing error recovery. It
44 user space with a special block library. This mode further
59 directly in each user I/O, but at the minimum is involved in the
60 initial setup before the user application is allowed to send requests
68 | 512 * 64 KB User MMIO |
70 | User Accessible |
90 access to the Flash from user space (without requiring a system call).
93 block library to enable this user space access. The driver supports
[all …]
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| /kernel/linux/linux-5.10/Documentation/powerpc/ |
| D | cxlflash.rst | 24 CXL provides a mechanism by which user space applications can
27 user space application direct access to Flash storage.
33 special path for user space access, and performing error recovery. It
44 user space with a special block library. This mode further
59 directly in each user I/O, but at the minimum is involved in the
60 initial setup before the user application is allowed to send requests
68 | 512 * 64 KB User MMIO |
70 | User Accessible |
90 access to the Flash from user space (without requiring a system call).
93 block library to enable this user space access. The driver supports
[all …]
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| /kernel/linux/linux-5.10/arch/powerpc/include/asm/ |
| D | reg_fsl_emb.h | 36 #define PMLCA_FCU 0x20000000 /* Freeze in User */
67 #define PMRN_UPMC0 0x000 /* User Performance Monitor Counter 0 */
68 #define PMRN_UPMC1 0x001 /* User Performance Monitor Counter 1 */
69 #define PMRN_UPMC2 0x002 /* User Performance Monitor Counter 2 */
70 #define PMRN_UPMC3 0x003 /* User Performance Monitor Counter 3 */
71 #define PMRN_UPMC4 0x004 /* User Performance Monitor Counter 4 */
72 #define PMRN_UPMC5 0x005 /* User Performance Monitor Counter 5 */
73 #define PMRN_UPMLCA0 0x080 /* User PM Local Control A0 */
74 #define PMRN_UPMLCA1 0x081 /* User PM Local Control A1 */
75 #define PMRN_UPMLCA2 0x082 /* User PM Local Control A2 */
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| /kernel/linux/linux-5.10/scripts/ |
| D | Makefile.userprogs | 7 user-csingle := $(foreach m, $(userprogs), $(if $($(m)-objs),,$(m)))
10 user-cmulti := $(foreach m, $(userprogs), $(if $($(m)-objs),$(m)))
13 user-cobjs := $(sort $(foreach m, $(userprogs), $($(m)-objs)))
15 user-csingle := $(addprefix $(obj)/, $(user-csingle))
16 user-cmulti := $(addprefix $(obj)/, $(user-cmulti))
17 user-cobjs := $(addprefix $(obj)/, $(user-cobjs))
27 $(user-csingle): $(obj)/%: $(src)/%.c FORCE
35 $(user-cmulti): FORCE
37 $(call multi_depend, $(user-cmulti), , -objs)
42 $(user-cobjs): $(obj)/%.o: $(src)/%.c FORCE
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| /kernel/linux/linux-6.6/scripts/ |
| D | Makefile.userprogs | 7 user-csingle := $(foreach m, $(userprogs), $(if $($(m)-objs),,$(m)))
10 user-cmulti := $(foreach m, $(userprogs), $(if $($(m)-objs),$(m)))
13 user-cobjs := $(sort $(foreach m, $(userprogs), $($(m)-objs)))
15 user-csingle := $(addprefix $(obj)/, $(user-csingle))
16 user-cmulti := $(addprefix $(obj)/, $(user-cmulti))
17 user-cobjs := $(addprefix $(obj)/, $(user-cobjs))
27 $(user-csingle): $(obj)/%: $(src)/%.c FORCE
35 $(user-cmulti): FORCE
37 $(call multi_depend, $(user-cmulti), , -objs)
42 $(user-cobjs): $(obj)/%.o: $(src)/%.c FORCE
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| /kernel/linux/linux-6.6/arch/powerpc/include/asm/ |
| D | reg_fsl_emb.h | 43 #define PMLCA_FCU 0x20000000 /* Freeze in User */
74 #define PMRN_UPMC0 0x000 /* User Performance Monitor Counter 0 */
75 #define PMRN_UPMC1 0x001 /* User Performance Monitor Counter 1 */
76 #define PMRN_UPMC2 0x002 /* User Performance Monitor Counter 2 */
77 #define PMRN_UPMC3 0x003 /* User Performance Monitor Counter 3 */
78 #define PMRN_UPMC4 0x004 /* User Performance Monitor Counter 4 */
79 #define PMRN_UPMC5 0x005 /* User Performance Monitor Counter 5 */
80 #define PMRN_UPMLCA0 0x080 /* User PM Local Control A0 */
81 #define PMRN_UPMLCA1 0x081 /* User PM Local Control A1 */
82 #define PMRN_UPMLCA2 0x082 /* User PM Local Control A2 */
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| /kernel/linux/linux-6.6/Documentation/admin-guide/LSM/ |
| D | SafeSetID.rst | 8 allowing a user to set up user namespace UID/GID mappings.
14 to switch to a different user must be spawned with CAP_SETUID privileges.
16 user that have been explicitly given the CAP_SETUID runtime capability. It is
19 privileges opens up possible security holes since any user with access to the
24 tree of processes under non-root user(s) in the first place. Specifically,
25 since CAP_SETUID allows changing to any user on the system, including the root
26 user, it is an overpowered capability for what is needed in this scenario,
28 lesser-privileged user -- not elevate privileges. Unfortunately, there is no
29 generally feasible way in Linux to restrict the potential UIDs that a user can
30 switch to through setuid() beyond allowing a switch to any user on the system.
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| /kernel/linux/linux-5.10/Documentation/admin-guide/LSM/ |
| D | SafeSetID.rst | 8 allowing a user to set up user namespace UID/GID mappings.
14 to switch to a different user must be spawned with CAP_SETUID privileges.
16 user that have been explicitly given the CAP_SETUID runtime capability. It is
19 privileges opens up possible security holes since any user with access to the
24 tree of processes under non-root user(s) in the first place. Specifically,
25 since CAP_SETUID allows changing to any user on the system, including the root
26 user, it is an overpowered capability for what is needed in this scenario,
28 lesser-privileged user -- not elevate privileges. Unfortunately, there is no
29 generally feasible way in Linux to restrict the potential UIDs that a user can
30 switch to through setuid() beyond allowing a switch to any user on the system.
[all …]
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| /kernel/linux/linux-5.10/include/linux/ |
| D | ipmi.h | 27 * Opaque type for a IPMI message user. One of these is needed to
48 struct ipmi_user *user; member
57 * be NULL. If the user above is NULL, then this will be the
91 * this is NULL, it will be ignored for the user.
103 * the user handle will be invalid. The interface may or may
110 /* Create a new user of the IPMI layer on the given interface number. */
114 struct ipmi_user **user);
117 * Destroy the given user of the IPMI layer. Note that after this
119 * callbacks for the user. Thus as long as you destroy all the users
124 int ipmi_destroy_user(struct ipmi_user *user);
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| /kernel/linux/linux-6.6/include/linux/ |
| D | ipmi.h | 27 * Opaque type for a IPMI message user. One of these is needed to
48 struct ipmi_user *user; member
57 * be NULL. If the user above is NULL, then this will be the
96 * this is NULL, it will be ignored for the user.
108 * the user handle will be invalid. The interface may or may
115 /* Create a new user of the IPMI layer on the given interface number. */
119 struct ipmi_user **user);
122 * Destroy the given user of the IPMI layer. Note that after this
124 * callbacks for the user. Thus as long as you destroy all the users
129 int ipmi_destroy_user(struct ipmi_user *user);
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| /kernel/linux/linux-5.10/arch/m68k/ifpsp060/ |
| D | os.S | 57 | Each IO routine checks to see if the memory write/read is to/from user
60 | for user mode applications.
71 | working in user space
80 | a1 - user destination address
82 | 0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
110 | a0 - user source address
113 | 0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
140 | Read a data byte from user memory.
143 | a0 - user source address
144 | 0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
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| /kernel/linux/linux-6.6/arch/m68k/ifpsp060/ |
| D | os.S | 57 | Each IO routine checks to see if the memory write/read is to/from user
60 | for user mode applications.
71 | working in user space
80 | a1 - user destination address
82 | 0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
110 | a0 - user source address
113 | 0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
140 | Read a data byte from user memory.
143 | a0 - user source address
144 | 0x4(%a6),bit5 - 1 = supervisor mode, 0 = user mode
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| /kernel/linux/linux-6.6/Documentation/arch/arm/ |
| D | sunxi.rst | 26 * User Manual
28 …http://dl.linux-sunxi.org/A10/A10%20User%20Manual%20-%20v1.20%20%282012-04-09%2c%20DECRYPTED%29.pdf
41 * User Manual
43 http://dl.linux-sunxi.org/A13/A13%20User%20Manual%20-%20v1.2%20%282013-01-08%29.pdf
57 * User Manual
59 http://dl.linux-sunxi.org/A20/A20%20User%20Manual%202013-03-22.pdf
67 * User Manual
69 http://dl.linux-sunxi.org/A23/A23%20User%20Manual%20V1.0%2020130830.pdf
78 * User Manual
80 …http://dl.linux-sunxi.org/A31/A3x_release_document/A31/IC/A31%20user%20manual%20V1.1%2020130630.pdf
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