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Searched refs:buffer (Results 1 – 25 of 234) sorted by relevance

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/arch/riscv/include/asm/
Dio.h63 void *buffer, \
68 ctype *buf = buffer; \
80 const void *buffer, \
85 const ctype *buf = buffer; \
97 #define readsb(addr, buffer, count) __readsb(addr, buffer, count) argument
98 #define readsw(addr, buffer, count) __readsw(addr, buffer, count) argument
99 #define readsl(addr, buffer, count) __readsl(addr, buffer, count) argument
104 #define insb(addr, buffer, count) __insb(PCI_IOBASE + (addr), buffer, count) argument
105 #define insw(addr, buffer, count) __insw(PCI_IOBASE + (addr), buffer, count) argument
106 #define insl(addr, buffer, count) __insl(PCI_IOBASE + (addr), buffer, count) argument
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/arch/sparc/boot/
Dpiggyback.c104 char buffer[1024]; in get_start_end() local
111 while (fgets(buffer, 1024, map)) { in get_start_end()
112 if (start_line(buffer)) in get_start_end()
113 *start = strtoul(buffer, NULL, 16); in get_start_end()
114 else if (end_line(buffer)) in get_start_end()
115 *end = strtoul(buffer, NULL, 16); in get_start_end()
137 char buffer[BUFSIZE]; in get_hdrs_offset() local
143 if (read(kernelfd, buffer, BUFSIZE) != BUFSIZE) in get_hdrs_offset()
146 if (buffer[40] == 'H' && buffer[41] == 'd' && in get_hdrs_offset()
147 buffer[42] == 'r' && buffer[43] == 'S') { in get_hdrs_offset()
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/arch/sparc/prom/
Dtree_64.c118 char *buffer, int bufsize) in prom_getproperty() argument
132 args[5] = (unsigned long) buffer; in prom_getproperty()
239 char *prom_firstprop(phandle node, char *buffer) in prom_firstprop() argument
243 *buffer = 0; in prom_firstprop()
245 return buffer; in prom_firstprop()
252 args[5] = (unsigned long) buffer; in prom_firstprop()
257 return buffer; in prom_firstprop()
265 char *prom_nextprop(phandle node, const char *oprop, char *buffer) in prom_nextprop() argument
271 *buffer = 0; in prom_nextprop()
272 return buffer; in prom_nextprop()
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/arch/powerpc/platforms/powernv/
Dopal-elog.c26 char *buffer; member
137 kfree(elog->buffer); in elog_release()
160 char *buffer, loff_t pos, size_t count) in raw_attr_read() argument
167 if (!elog->buffer) { in raw_attr_read()
168 elog->buffer = kzalloc(elog->size, GFP_KERNEL); in raw_attr_read()
169 if (!elog->buffer) in raw_attr_read()
172 opal_rc = opal_read_elog(__pa(elog->buffer), in raw_attr_read()
177 kfree(elog->buffer); in raw_attr_read()
178 elog->buffer = NULL; in raw_attr_read()
183 memcpy(buffer, elog->buffer + pos, count); in raw_attr_read()
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Dopal-dump.c26 char *buffer; member
201 vfree(dump->buffer); in dump_release()
250 dump->buffer = vzalloc(PAGE_ALIGN(dump->size)); in dump_read_data()
251 if (!dump->buffer) { in dump_read_data()
258 list = opal_vmalloc_to_sg_list(dump->buffer, dump->size); in dump_read_data()
290 char *buffer, loff_t pos, size_t count) in dump_attr_read() argument
296 if (!dump->buffer) { in dump_attr_read()
300 vfree(dump->buffer); in dump_attr_read()
301 dump->buffer = NULL; in dump_attr_read()
316 memcpy(buffer, dump->buffer + pos, count); in dump_attr_read()
/arch/hexagon/include/asm/
Dio.h242 static inline void insb(unsigned long port, void *buffer, int count) in insb() argument
245 u8 *buf = buffer; in insb()
253 static inline void insw(unsigned long port, void *buffer, int count) in insw() argument
256 u16 *buf = buffer; in insw()
264 static inline void insl(unsigned long port, void *buffer, int count) in insl() argument
267 u32 *buf = buffer; in insl()
275 static inline void outsb(unsigned long port, const void *buffer, int count) in outsb() argument
278 const u8 *buf = buffer; in outsb()
285 static inline void outsw(unsigned long port, const void *buffer, int count) in outsw() argument
288 const u16 *buf = buffer; in outsw()
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/arch/um/os-Linux/drivers/
Dtuntap_user.c63 char *buffer, int buffer_len, int *used_out) in tuntap_open_tramp() argument
89 if (buffer != NULL) { in tuntap_open_tramp()
90 iov = ((struct iovec) { buffer, buffer_len }); in tuntap_open_tramp()
132 char *output, *buffer; in tuntap_open() local
167 buffer = get_output_buffer(&len); in tuntap_open()
168 if (buffer != NULL) in tuntap_open()
173 fds[1], buffer, len, &used); in tuntap_open()
175 output = buffer; in tuntap_open()
178 free_output_buffer(buffer); in tuntap_open()
184 pri->dev_name = uml_strdup(buffer); in tuntap_open()
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/arch/s390/kernel/vdso64/
Dvgetrandom.c7 ssize_t __kernel_getrandom(void *buffer, size_t len, unsigned int flags, void *opaque_state, size_t… in __kernel_getrandom() argument
10 return __cvdso_getrandom(buffer, len, flags, opaque_state, opaque_len); in __kernel_getrandom()
11 if (unlikely(opaque_len == ~0UL && !buffer && !len && !flags)) in __kernel_getrandom()
13 return getrandom_syscall(buffer, len, flags); in __kernel_getrandom()
/arch/s390/hypfs/
Dhypfs_diag_fs.c205 char buffer[TMP_SIZE]; in hypfs_create_cpu_files() local
208 snprintf(buffer, TMP_SIZE, "%d", cpu_info__cpu_addr(diag204_get_info_type(), in hypfs_create_cpu_files()
210 cpu_dir = hypfs_mkdir(cpus_dir, buffer); in hypfs_create_cpu_files()
229 diag224_idx2name(cpu_info__ctidx(diag204_get_info_type(), cpu_info), buffer); in hypfs_create_cpu_files()
230 rc = hypfs_create_str(cpu_dir, "type", buffer); in hypfs_create_cpu_files()
265 char buffer[TMP_SIZE]; in hypfs_create_phys_cpu_files() local
268 snprintf(buffer, TMP_SIZE, "%i", phys_cpu__cpu_addr(diag204_get_info_type(), in hypfs_create_phys_cpu_files()
270 cpu_dir = hypfs_mkdir(cpus_dir, buffer); in hypfs_create_phys_cpu_files()
277 diag224_idx2name(phys_cpu__ctidx(diag204_get_info_type(), cpu_info), buffer); in hypfs_create_phys_cpu_files()
278 rc = hypfs_create_str(cpu_dir, "type", buffer); in hypfs_create_phys_cpu_files()
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/arch/arm64/kernel/vdso/
Dvgetrandom.c7 ssize_t __kernel_getrandom(void *buffer, size_t len, unsigned int flags, void *opaque_state, size_t… in __kernel_getrandom() argument
10 return __cvdso_getrandom(buffer, len, flags, opaque_state, opaque_len); in __kernel_getrandom()
12 if (unlikely(opaque_len == ~0UL && !buffer && !len && !flags)) in __kernel_getrandom()
14 return getrandom_syscall(buffer, len, flags); in __kernel_getrandom()
/arch/powerpc/crypto/
Dsha1-spe-glue.c70 memcpy((char *)sctx->buffer + offset, src, len); in ppc_spe_sha1_update()
77 memcpy((char *)sctx->buffer + offset, src, avail); in ppc_spe_sha1_update()
80 ppc_spe_sha1_transform(sctx->state, (const u8 *)sctx->buffer, 1); in ppc_spe_sha1_update()
99 memcpy((char *)sctx->buffer, src, len); in ppc_spe_sha1_update()
107 char *p = (char *)sctx->buffer + offset; in ppc_spe_sha1_final()
109 __be64 *pbits = (__be64 *)(((char *)&sctx->buffer) + 56); in ppc_spe_sha1_final()
119 ppc_spe_sha1_transform(sctx->state, sctx->buffer, 1); in ppc_spe_sha1_final()
120 p = (char *)sctx->buffer; in ppc_spe_sha1_final()
126 ppc_spe_sha1_transform(sctx->state, sctx->buffer, 1); in ppc_spe_sha1_final()
Dghash.c42 u8 buffer[GHASH_DIGEST_SIZE]; member
84 dctx->buffer, GHASH_DIGEST_SIZE); in __ghash_block()
89 crypto_xor((u8 *)dctx->shash, dctx->buffer, GHASH_BLOCK_SIZE); in __ghash_block()
126 memcpy(dctx->buffer + dctx->bytes, src, in p8_ghash_update()
131 memcpy(dctx->buffer + dctx->bytes, src, in p8_ghash_update()
147 memcpy(dctx->buffer, src, srclen); in p8_ghash_update()
161 dctx->buffer[i] = 0; in p8_ghash_final()
/arch/x86/kernel/
Dcfi.c19 char buffer[MAX_INSN_SIZE]; in decode_cfi_insn() local
38 if (copy_from_kernel_nofault(buffer, (void *)regs->ip - 12, MAX_INSN_SIZE)) in decode_cfi_insn()
40 if (insn_decode_kernel(&insn, &buffer[offset])) in decode_cfi_insn()
47 if (copy_from_kernel_nofault(buffer, (void *)regs->ip - 6, MAX_INSN_SIZE)) in decode_cfi_insn()
49 if (insn_decode_kernel(&insn, &buffer[offset])) in decode_cfi_insn()
/arch/x86/lib/
Dcmdline.c126 const char *option, char *buffer, int bufsize) in __cmdline_find_option() argument
131 char *bufptr = buffer; in __cmdline_find_option()
168 bufptr = buffer; in __cmdline_find_option()
222 int cmdline_find_option(const char *cmdline, const char *option, char *buffer, in cmdline_find_option() argument
227 ret = __cmdline_find_option(cmdline, COMMAND_LINE_SIZE, option, buffer, bufsize); in cmdline_find_option()
232 return __cmdline_find_option(builtin_cmdline, COMMAND_LINE_SIZE, option, buffer, bufsize); in cmdline_find_option()
/arch/riscv/kernel/
Dmodule.c39 long buffer);
447 static int apply_6_bit_accumulation(struct module *me, void *location, long buffer) in apply_6_bit_accumulation() argument
450 u8 value = buffer; in apply_6_bit_accumulation()
452 if (buffer > 0x3f) { in apply_6_bit_accumulation()
454 me->name, buffer); in apply_6_bit_accumulation()
462 static int apply_8_bit_accumulation(struct module *me, void *location, long buffer) in apply_8_bit_accumulation() argument
464 if (buffer > U8_MAX) { in apply_8_bit_accumulation()
466 me->name, buffer); in apply_8_bit_accumulation()
469 *(u8 *)location = (u8)buffer; in apply_8_bit_accumulation()
473 static int apply_16_bit_accumulation(struct module *me, void *location, long buffer) in apply_16_bit_accumulation() argument
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/arch/riscv/crypto/
Dghash-riscv64-glue.c29 u8 buffer[GHASH_BLOCK_SIZE]; member
85 memcpy(dctx->buffer + dctx->bytes, src, srclen); in riscv64_ghash_update()
89 memcpy(dctx->buffer + dctx->bytes, src, in riscv64_ghash_update()
91 riscv64_ghash_blocks(tctx, dctx, dctx->buffer, in riscv64_ghash_update()
106 memcpy(dctx->buffer, src, srclen); in riscv64_ghash_update()
121 dctx->buffer[i] = 0; in riscv64_ghash_final()
123 riscv64_ghash_blocks(tctx, dctx, dctx->buffer, in riscv64_ghash_final()
/arch/mips/include/asm/fw/cfe/
Dcfe_api.h95 int cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer,
98 int cfe_read(int handle, unsigned char *buffer, int length);
99 int cfe_readblk(int handle, int64_t offset, unsigned char *buffer,
102 int cfe_write(int handle, const char *buffer, int length);
103 int cfe_writeblk(int handle, int64_t offset, const char *buffer,
/arch/sh/include/asm/
Dplatform_early.h16 char *buffer; member
43 .buffer = buf, \
48 static int __init sh_early_platform_driver_setup_func(char *buffer) \
50 return sh_early_platform_driver_register(&early_driver, buffer); \
/arch/parisc/kernel/
Dperf.c191 static int perf_rdr_read_ubuf(uint32_t rdr_num, uint64_t *buffer);
194 static void perf_rdr_write(uint32_t rdr_num, uint64_t *buffer);
199 extern void perf_rdr_shift_out_W (uint32_t rdr_num, uint64_t buffer);
200 extern void perf_rdr_shift_out_U (uint32_t rdr_num, uint64_t buffer);
655 static int perf_rdr_read_ubuf(uint32_t rdr_num, uint64_t *buffer) in perf_rdr_read_ubuf() argument
668 buffer[i] = 0; in perf_rdr_read_ubuf()
688 buffer[i] |= (data << (64 - xbits)); in perf_rdr_read_ubuf()
690 buffer[i-1] |= ((data >> xbits) & data_mask); in perf_rdr_read_ubuf()
693 buffer[i] = data; in perf_rdr_read_ubuf()
736 uint64_t buffer[MAX_RDR_WORDS]; in perf_write_image() local
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/arch/arm64/crypto/
Dpolyval-ce-glue.c40 u8 buffer[POLYVAL_BLOCK_SIZE]; member
112 pos = dctx->buffer + POLYVAL_BLOCK_SIZE - dctx->bytes; in polyval_arm64_update()
121 internal_polyval_mul(dctx->buffer, in polyval_arm64_update()
128 internal_polyval_update(tctx, src, nblocks, dctx->buffer); in polyval_arm64_update()
135 pos = dctx->buffer; in polyval_arm64_update()
149 internal_polyval_mul(dctx->buffer, in polyval_arm64_final()
153 memcpy(dst, dctx->buffer, POLYVAL_BLOCK_SIZE); in polyval_arm64_final()
/arch/x86/crypto/
Dpolyval-clmulni_glue.c44 u8 buffer[POLYVAL_BLOCK_SIZE]; member
121 pos = dctx->buffer + POLYVAL_BLOCK_SIZE - dctx->bytes; in polyval_x86_update()
130 internal_polyval_mul(dctx->buffer, in polyval_x86_update()
137 internal_polyval_update(tctx, src, nblocks, dctx->buffer); in polyval_x86_update()
144 pos = dctx->buffer; in polyval_x86_update()
158 internal_polyval_mul(dctx->buffer, in polyval_x86_final()
162 memcpy(dst, dctx->buffer, POLYVAL_BLOCK_SIZE); in polyval_x86_final()
/arch/powerpc/include/asm/vdso/
Dgetrandom.h38 static __always_inline ssize_t getrandom_syscall(void *buffer, size_t len, unsigned int flags) in getrandom_syscall() argument
40 return do_syscall_3(__NR_getrandom, (unsigned long)buffer, in getrandom_syscall()
49 ssize_t __c_kernel_getrandom(void *buffer, size_t len, unsigned int flags, void *opaque_state,
/arch/s390/appldata/
Dappldata_base.c50 void *buffer, size_t *lenp, loff_t *ppos);
52 void *buffer, size_t *lenp, loff_t *ppos);
136 int appldata_diag(char record_nr, u16 function, unsigned long buffer, in appldata_diag() argument
150 (void *) buffer, length); in appldata_diag()
203 void *buffer, size_t *lenp, loff_t *ppos) in appldata_timer_handler() argument
215 rc = proc_douintvec_minmax(&ctl_entry, write, buffer, lenp, ppos); in appldata_timer_handler()
236 void *buffer, size_t *lenp, loff_t *ppos) in appldata_interval_handler() argument
247 rc = proc_dointvec_minmax(&ctl_entry, write, buffer, lenp, ppos); in appldata_interval_handler()
266 void *buffer, size_t *lenp, loff_t *ppos) in appldata_generic_handler() argument
299 rc = proc_douintvec_minmax(&ctl_entry, write, buffer, lenp, ppos); in appldata_generic_handler()
/arch/s390/crypto/
Dsha1_s390.c53 memcpy(octx->buffer, sctx->buf, sizeof(octx->buffer)); in s390_sha1_export()
64 memcpy(sctx->buf, ictx->buffer, sizeof(ictx->buffer)); in s390_sha1_import()
/arch/arm/mach-omap1/
Dams-delta-fiq-handler.S188 @ Try appending the keycode to the circular buffer
190 ldr r8, [r9, #BUF_BUF_LEN] @ get buffer size
191 cmp r10, r8 @ is buffer full?
197 ldr r10, [r9, #BUF_TAIL_OFFSET] @ get buffer tail offset
198 @ r8 already contains buffer size
199 cmp r10, r8 @ end of buffer?
200 moveq r10, #0 @ yes - rewind to buffer start
202 ldr r12, [r9, #BUF_BUFFER_START] @ get buffer start address
203 add r12, r12, r10, LSL #2 @ calculate buffer tail address
205 str r8, [r12] @ append it to the buffer tail
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