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Searched refs:kbuf (Results 51 – 75 of 109) sorted by relevance

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/openbmc/linux/io_uring/
H A Dkbuf.c83 buf = req->kbuf; in io_kbuf_recycle_legacy()
130 struct io_buffer *kbuf; in io_provided_buffer_select() local
132 kbuf = list_first_entry(&bl->buf_list, struct io_buffer, list); in io_provided_buffer_select()
133 list_del(&kbuf->list); in io_provided_buffer_select()
134 if (*len == 0 || *len > kbuf->len) in io_provided_buffer_select()
135 *len = kbuf->len; in io_provided_buffer_select()
137 req->kbuf = kbuf; in io_provided_buffer_select()
138 req->buf_index = kbuf->bid; in io_provided_buffer_select()
139 return u64_to_user_ptr(kbuf->addr); in io_provided_buffer_select()
H A Dkbuf.h121 req->buf_index = req->kbuf->bgid; in __io_put_kbuf_list()
122 list_add(&req->kbuf->list, list); in __io_put_kbuf_list()
H A DMakefile10 cancel.o kbuf.o rsrc.o rw.o opdef.o notif.o
/openbmc/linux/arch/powerpc/kernel/ptrace/
H A Dptrace-novsx.c51 const void *kbuf, const void __user *ubuf) in fpr_set() argument
59 return user_regset_copyin(&pos, &count, &kbuf, &ubuf, in fpr_set()
/openbmc/linux/drivers/net/wireless/ath/wil6210/
H A Ddebugfs.c706 kfree(kbuf); in wil_write_file_rxon()
786 if (!kbuf) in wil_write_back()
791 kfree(kbuf); in wil_write_back()
797 kfree(kbuf); in wil_write_back()
883 if (!kbuf) in wil_write_pmccfg()
888 kfree(kbuf); in wil_write_pmccfg()
894 kfree(kbuf); in wil_write_pmccfg()
1942 if (!kbuf) in wil_link_stats_write()
1954 kfree(kbuf); in wil_link_stats_write()
2101 if (!kbuf) in wil_write_led_blink_time()
[all …]
/openbmc/linux/arch/x86/kernel/
H A Dtboot.c364 void *kbuf; in tboot_log_read() local
384 kbuf = kmalloc(count, GFP_KERNEL); in tboot_log_read()
385 if (!kbuf) { in tboot_log_read()
390 memcpy_fromio(kbuf, log_base + LOG_BUF_OFF + *ppos, count); in tboot_log_read()
391 if (copy_to_user(user_buf, kbuf, count)) in tboot_log_read()
399 kfree(kbuf); in tboot_log_read()
H A Dtls.c269 const void *kbuf, const void __user *ubuf) in regset_tls_set() argument
280 if (kbuf) in regset_tls_set()
281 info = kbuf; in regset_tls_set()
/openbmc/linux/drivers/rpmsg/
H A Drpmsg_char.c255 void *kbuf; in rpmsg_eptdev_write_iter() local
258 kbuf = kzalloc(len, GFP_KERNEL); in rpmsg_eptdev_write_iter()
259 if (!kbuf) in rpmsg_eptdev_write_iter()
262 if (!copy_from_iter_full(kbuf, len, from)) { in rpmsg_eptdev_write_iter()
278 ret = rpmsg_trysendto(eptdev->ept, kbuf, len, eptdev->chinfo.dst); in rpmsg_eptdev_write_iter()
282 ret = rpmsg_sendto(eptdev->ept, kbuf, len, eptdev->chinfo.dst); in rpmsg_eptdev_write_iter()
289 kfree(kbuf); in rpmsg_eptdev_write_iter()
/openbmc/linux/arch/arm/kernel/
H A Dptrace.c554 const void *kbuf, const void __user *ubuf) in gpr_set() argument
559 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in gpr_set()
583 const void *kbuf, const void __user *ubuf) in fpa_set() argument
587 return user_regset_copyin(&pos, &count, &kbuf, &ubuf, in fpa_set()
634 const void *kbuf, const void __user *ubuf) in vfp_set() argument
645 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in vfp_set()
652 user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, in vfp_set()
656 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in vfp_set()
/openbmc/linux/drivers/fpga/
H A Dstratix10-soc.c182 char *kbuf; in s10_ops_write_init() local
216 kbuf = stratix10_svc_allocate_memory(priv->chan, SVC_BUF_SIZE); in s10_ops_write_init()
217 if (IS_ERR(kbuf)) { in s10_ops_write_init()
219 ret = PTR_ERR(kbuf); in s10_ops_write_init()
223 priv->svc_bufs[i].buf = kbuf; in s10_ops_write_init()
/openbmc/linux/kernel/
H A Dkexec_core.c781 unsigned char *kbuf = NULL; in kimage_load_normal_segment() local
784 kbuf = segment->kbuf; in kimage_load_normal_segment()
820 memcpy(ptr, kbuf, uchunk); in kimage_load_normal_segment()
831 kbuf += mchunk; in kimage_load_normal_segment()
853 unsigned char *kbuf = NULL; in kimage_load_crash_segment() local
857 kbuf = segment->kbuf; in kimage_load_crash_segment()
886 memcpy(ptr, kbuf, uchunk); in kimage_load_crash_segment()
899 kbuf += mchunk; in kimage_load_crash_segment()
H A Duser_namespace.c931 char *kbuf = NULL, *pos, *next_line; in map_write() local
939 kbuf = memdup_user_nul(buf, count); in map_write()
940 if (IS_ERR(kbuf)) in map_write()
941 return PTR_ERR(kbuf); in map_write()
979 pos = kbuf; in map_write()
1104 kfree(kbuf); in map_write()
1218 char kbuf[8], *pos; in proc_setgroups_write() local
1224 if ((*ppos != 0) || (count >= sizeof(kbuf))) in proc_setgroups_write()
1229 if (copy_from_user(kbuf, buf, count)) in proc_setgroups_write()
1231 kbuf[count] = '\0'; in proc_setgroups_write()
[all …]
/openbmc/linux/arch/arc/kernel/
H A Dptrace.c164 const void *kbuf, const void __user *ubuf) in genregs_set() argument
172 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, \ in genregs_set()
179 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, \ in genregs_set()
186 user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, \ in genregs_set()
262 const void *kbuf, const void __user *ubuf) in arcv2regs_set() argument
272 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, (void *)&regs->r30, in arcv2regs_set()
/openbmc/linux/drivers/md/bcache/
H A Ddebug.c177 char kbuf[80]; in bch_dump_read() local
199 bch_extent_to_text(kbuf, sizeof(kbuf), &w->key); in bch_dump_read()
200 i->bytes = snprintf(i->buf, PAGE_SIZE, "%s\n", kbuf); in bch_dump_read()
/openbmc/linux/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_ring.c523 u32 *kbuf; in amdgpu_debugfs_mqd_read() local
530 kbuf = kmalloc(ring->mqd_size, GFP_KERNEL); in amdgpu_debugfs_mqd_read()
531 if (!kbuf) in amdgpu_debugfs_mqd_read()
547 kbuf[i] = mqd[i]; in amdgpu_debugfs_mqd_read()
557 value = kbuf[*pos/4]; in amdgpu_debugfs_mqd_read()
567 kfree(kbuf); in amdgpu_debugfs_mqd_read()
573 kfree(kbuf); in amdgpu_debugfs_mqd_read()
/openbmc/linux/arch/powerpc/include/asm/
H A Dkexec.h135 int arch_kexec_locate_mem_hole(struct kexec_buf *kbuf);
139 struct kexec_buf *kbuf);
/openbmc/linux/security/safesetid/
H A Dsecurityfs.c268 const char *kbuf; in safesetid_file_read() local
273 kbuf = pol->policy_str; in safesetid_file_read()
275 kbuf, strlen(kbuf)); in safesetid_file_read()
/openbmc/linux/arch/csky/kernel/
H A Dptrace.c92 const void *kbuf, const void __user *ubuf) in gpr_set() argument
97 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &regs, 0, -1); in gpr_set()
140 const void *kbuf, const void __user *ubuf) in fpr_set() argument
149 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &tmp, 0, -1); in fpr_set()
161 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, regs, 0, -1); in fpr_set()
/openbmc/linux/arch/ia64/kernel/
H A Dptrace.c1198 void *kbuf; member
1203 const void *kbuf; member
1485 &dst->u.set.kbuf, &dst->u.set.ubuf, in do_gpregs_set()
1500 &dst->u.set.kbuf, &dst->u.set.ubuf, tmp, in do_gpregs_set()
1562 &dst->u.set.kbuf, &dst->u.set.ubuf, in do_fpregs_set()
1575 &dst->u.set.kbuf, &dst->u.set.ubuf, tmp, in do_fpregs_set()
1616 &dst->u.set.kbuf, in do_fpregs_set()
1646 .u.set = { .kbuf = kbuf, .ubuf = ubuf }, in do_regset_call()
1665 const void *kbuf, const void __user *ubuf) in gpregs_set() argument
1668 kbuf, ubuf); in gpregs_set()
[all …]
/openbmc/linux/arch/x86/kernel/fpu/
H A Dxstate.c1196 const void *kbuf, const void __user *ubuf) in copy_from_buffer() argument
1198 if (kbuf) { in copy_from_buffer()
1199 memcpy(dst, kbuf + offset, size); in copy_from_buffer()
1236 static int copy_uabi_to_xstate(struct fpstate *fpstate, const void *kbuf, in copy_uabi_to_xstate() argument
1246 if (copy_from_buffer(&hdr, offset, sizeof(hdr), kbuf, ubuf)) in copy_uabi_to_xstate()
1258 if (copy_from_buffer(mxcsr, offset, sizeof(mxcsr), kbuf, ubuf)) in copy_uabi_to_xstate()
1281 if (copy_from_buffer(dst, offset, size, kbuf, ubuf)) in copy_uabi_to_xstate()
1318 int copy_uabi_from_kernel_to_xstate(struct fpstate *fpstate, const void *kbuf, u32 *pkru) in copy_uabi_from_kernel_to_xstate() argument
1320 return copy_uabi_to_xstate(fpstate, kbuf, NULL, pkru); in copy_uabi_from_kernel_to_xstate()
/openbmc/linux/block/
H A Dblk-map.c782 int blk_rq_map_kern(struct request_queue *q, struct request *rq, void *kbuf, in blk_rq_map_kern() argument
786 unsigned long addr = (unsigned long) kbuf; in blk_rq_map_kern()
792 if (!len || !kbuf) in blk_rq_map_kern()
795 if (!blk_rq_aligned(q, addr, len) || object_is_on_stack(kbuf) || in blk_rq_map_kern()
797 bio = bio_copy_kern(q, kbuf, len, gfp_mask, reading); in blk_rq_map_kern()
799 bio = bio_map_kern(q, kbuf, len, gfp_mask); in blk_rq_map_kern()
/openbmc/linux/drivers/char/
H A Dlp.c306 char *kbuf = lp_table[minor].lp_buffer; in lp_write() local
327 if (copy_from_user(kbuf, buf, copy_size)) { in lp_write()
346 written = parport_write(port, kbuf, copy_size); in lp_write()
394 if (copy_from_user(kbuf, buf, copy_size)) { in lp_write()
426 char *kbuf = lp_table[minor].lp_buffer; in lp_read() local
450 retval = parport_read(port, kbuf, count); in lp_read()
488 if (retval > 0 && copy_to_user(buf, kbuf, retval)) in lp_read()
/openbmc/linux/drivers/xen/
H A Devtchn.c276 evtchn_port_t *kbuf = (evtchn_port_t *)__get_free_page(GFP_KERNEL); in evtchn_write() local
279 if (kbuf == NULL) in evtchn_write()
293 if (copy_from_user(kbuf, buf, count) != 0) in evtchn_write()
299 evtchn_port_t port = kbuf[i]; in evtchn_write()
314 free_page((unsigned long)kbuf); in evtchn_write()
/openbmc/linux/net/core/
H A Dsysctl_net_core.c54 char kbuf[128]; in dump_cpumask() local
62 len = min(sizeof(kbuf) - 1, *lenp); in dump_cpumask()
63 len = scnprintf(kbuf, len, "%*pb", cpumask_pr_args(mask)); in dump_cpumask()
70 kbuf[len++] = '\n'; in dump_cpumask()
71 memcpy(buffer, kbuf, len); in dump_cpumask()
/openbmc/linux/drivers/staging/media/av7110/
H A Dav7110_av.c441 kb = av7110->kbuf[type]; in ts_play()
476 if (!av7110->kbuf[type]) in dvb_play()
493 if (copy_from_user(av7110->kbuf[type], buf, n)) in dvb_play()
495 av7110_ipack_instant_repack(av7110->kbuf[type], n, in dvb_play()
509 if (!av7110->kbuf[type]) in dvb_play_kernel()
539 if (!av7110->kbuf[type]) in dvb_aplay()
555 if (copy_from_user(av7110->kbuf[type], buf, n)) in dvb_aplay()
557 av7110_ipack_instant_repack(av7110->kbuf[type], n, in dvb_aplay()
1671 av7110->kbuf[0] = (u8 *)(av7110->iobuf + AVOUTLEN + AOUTLEN + BMPLEN); in av7110_av_init()
1672 av7110->kbuf[1] = av7110->kbuf[0] + 2 * IPACKS; in av7110_av_init()

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