/linux-6.12.1/ipc/ |
D | msgutil.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 42 #define DATALEN_MSG ((size_t)PAGE_SIZE-sizeof(struct msg_msg)) 43 #define DATALEN_SEG ((size_t)PAGE_SIZE-sizeof(struct msg_msgseg)) 57 static struct msg_msg *alloc_msg(size_t len) in alloc_msg() argument 63 alen = min(len, DATALEN_MSG); in alloc_msg() 68 msg->next = NULL; in alloc_msg() 69 msg->security = NULL; in alloc_msg() 71 len -= alen; in alloc_msg() 72 pseg = &msg->next; in alloc_msg() 73 while (len > 0) { in alloc_msg() [all …]
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/linux-6.12.1/include/linux/ |
D | minmax.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 11 * min()/max()/clamp() macros must accomplish three things: 13 * - Avoid multiple evaluations of the arguments (so side-effects like 14 * "x++" happen only once) when non-constant. 15 * - Retain result as a constant expressions when called with only 18 * - Perform signed v unsigned type-checking (to generate compile 20 * - Unsigned char/short are always promoted to signed int and can be 22 * - Unsigned arguments can be compared against non-negative signed constants. 23 * - Comparison of a signed argument against an unsigned constant fails 34 * In particular, statically non-negative signed integer [all …]
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/linux-6.12.1/lib/zlib_inflate/ |
D | inftrees.c | 1 /* inftrees.c -- generate Huffman trees for efficient decoding 2 * Copyright (C) 1995-2005 Mark Adler 13 The code lengths are lens[0..codes-1]. The result starts at *table, 14 whose indices are 0..2^bits-1. work is a writable array of at least 17 -1 is an invalid code, and +1 means that ENOUGH isn't enough. table 26 unsigned len; /* a code's length in bits */ in zlib_inflate_table() local 28 unsigned min, max; /* minimum and maximum code lengths */ in zlib_inflate_table() local 31 unsigned drop; /* code bits to drop for sub-table */ in zlib_inflate_table() 63 code lengths are lens[0..codes-1]. Each length corresponds to the in zlib_inflate_table() 64 symbols 0..codes-1. The Huffman code is generated by first sorting the in zlib_inflate_table() [all …]
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/linux-6.12.1/tools/power/cpupower/lib/ |
D | cpufreq.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * (C) 2004-2009 Dominik Brodowski <linux@dominikbrodowski.de> 37 const char *value, size_t len) in sysfs_cpufreq_write_file() argument 47 if (fd == -1) in sysfs_cpufreq_write_file() 50 numwrite = write(fd, value, len); in sysfs_cpufreq_write_file() 92 unsigned int len; in cpufreq_get_sysfs_value_from_table() local 99 len = sysfs_cpufreq_read_file(cpu, table[index], linebuf, in cpufreq_get_sysfs_value_from_table() 102 if (len == 0) in cpufreq_get_sysfs_value_from_table() 140 unsigned int len; in sysfs_cpufreq_get_one_string() local 145 len = sysfs_cpufreq_read_file(cpu, cpufreq_string_files[which], in sysfs_cpufreq_get_one_string() [all …]
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/linux-6.12.1/lib/ |
D | nlattr.c | 1 // SPDX-License-Identifier: GPL-2.0 60 static int __nla_validate_parse(const struct nlattr *head, int len, int maxtype, 72 return -EINVAL; in validate_nla_bitfield32() 75 if (bf->selector & ~valid_flags_mask) in validate_nla_bitfield32() 76 return -EINVAL; in validate_nla_bitfield32() 79 if (bf->value & ~valid_flags_mask) in validate_nla_bitfield32() 80 return -EINVAL; in validate_nla_bitfield32() 83 if (bf->value & ~bf->selector) in validate_nla_bitfield32() 84 return -EINVAL; in validate_nla_bitfield32() 89 static int nla_validate_array(const struct nlattr *head, int len, int maxtype, in nla_validate_array() argument [all …]
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D | kfifo.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 8 #include <linux/dma-mapping.h> 22 return (fifo->mask + 1) - (fifo->in - fifo->out); in kfifo_unused() 34 fifo->in = 0; in __kfifo_alloc() 35 fifo->out = 0; in __kfifo_alloc() 36 fifo->esize = esize; in __kfifo_alloc() 39 fifo->data = NULL; in __kfifo_alloc() 40 fifo->mask = 0; in __kfifo_alloc() 41 return -EINVAL; in __kfifo_alloc() 44 fifo->data = kmalloc_array(esize, size, gfp_mask); in __kfifo_alloc() [all …]
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D | iov_iter.c | 1 // SPDX-License-Identifier: GPL-2.0-only 4 #include <linux/fault-inject-usercopy.h> 18 size_t len, void *from, void *priv2) in copy_to_user_iter() argument 21 return len; in copy_to_user_iter() 22 if (access_ok(iter_to, len)) { in copy_to_user_iter() 24 instrument_copy_to_user(iter_to, from, len); in copy_to_user_iter() 25 len = raw_copy_to_user(iter_to, from, len); in copy_to_user_iter() 27 return len; in copy_to_user_iter() 32 size_t len, void *from, void *priv2) in copy_to_user_iter_nofault() argument 37 return len; in copy_to_user_iter_nofault() [all …]
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/linux-6.12.1/fs/xfs/libxfs/ |
D | xfs_types.c | 1 // SPDX-License-Identifier: GPL-2.0 3 * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. 48 if (agno >= mp->m_sb.sb_agcount) in xfs_verify_fsbno() 61 xfs_fsblock_t len) in xfs_verify_fsbext() argument 63 if (fsbno + len <= fsbno) in xfs_verify_fsbext() 69 if (!xfs_verify_fsbno(mp, fsbno + len - 1)) in xfs_verify_fsbext() 73 XFS_FSB_TO_AGNO(mp, fsbno + len - 1); in xfs_verify_fsbext() 105 if (agno >= mp->m_sb.sb_agcount) in xfs_verify_ino() 118 return ino == mp->m_sb.sb_rbmino || ino == mp->m_sb.sb_rsumino || in xfs_internal_inum() 120 xfs_is_quota_inode(&mp->m_sb, ino)); in xfs_internal_inum() [all …]
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/linux-6.12.1/drivers/pnp/ |
D | support.c | 1 // SPDX-License-Identifier: GPL-2.0 3 * support.c - standard functions for the use of pnp protocol drivers 6 * Copyright (C) 2008 Hewlett-Packard Development Company, L.P. 16 * pnp_is_active - Determines if a device is active based on its current 24 * only clears out auto-assigned resources. in pnp_is_active() 28 pnp_irq(dev, 0) == -1 && pnp_dma(dev, 0) == -1) in pnp_is_active() 44 * According to the specs, the first three characters are five-bit in pnp_eisa_id_to_string() 45 * compressed ASCII, and the left-over high order bit should be zero. in pnp_eisa_id_to_string() 51 str[0] = 'A' + ((id >> 26) & 0x3f) - 1; in pnp_eisa_id_to_string() 52 str[1] = 'A' + ((id >> 21) & 0x1f) - 1; in pnp_eisa_id_to_string() [all …]
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/linux-6.12.1/drivers/gpu/drm/nouveau/nvkm/subdev/volt/ |
D | base.c | 36 if (volt->func->volt_get) in nvkm_volt_get() 37 return volt->func->volt_get(volt); in nvkm_volt_get() 39 ret = volt->func->vid_get(volt); in nvkm_volt_get() 41 for (i = 0; i < volt->vid_nr; i++) { in nvkm_volt_get() 42 if (volt->vid[i].vid == ret) in nvkm_volt_get() 43 return volt->vid[i].uv; in nvkm_volt_get() 45 ret = -EINVAL; in nvkm_volt_get() 53 struct nvkm_subdev *subdev = &volt->subdev; in nvkm_volt_set() 54 int i, ret = -EINVAL, best_err = volt->max_uv, best = -1; in nvkm_volt_set() 56 if (volt->func->volt_set) in nvkm_volt_set() [all …]
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/linux-6.12.1/arch/um/drivers/ |
D | mconsole_user.c | 1 // SPDX-License-Identifier: GPL-2.0 4 * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) 17 * With uts namespaces, uts information becomes process-specific, so 48 msg.msg_name = &(req->origin); in mconsole_reply_v0() 49 msg.msg_namelen = req->originlen; in mconsole_reply_v0() 56 return sendmsg(req->originating_fd, &msg, 0); in mconsole_reply_v0() 66 if (!strncmp(req->request.data, cmd->command, in mconsole_parse() 67 strlen(cmd->command))) { in mconsole_parse() 74 #ifndef MIN 75 #define MIN(a,b) ((a)<(b) ? (a):(b)) macro [all …]
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/linux-6.12.1/drivers/pnp/pnpbios/ |
D | rsparser.c | 1 // SPDX-License-Identifier: GPL-2.0 3 * rsparser.c - parses and encodes pnpbios resource data streams 45 * end tag -> 47 * end tag -> 49 * final end tag -> 57 int start, int len) in pnpbios_parse_allocated_ioresource() argument 60 int end = start + len - 1; in pnpbios_parse_allocated_ioresource() 62 if (len <= 0 || end >= 0x10003) in pnpbios_parse_allocated_ioresource() 69 int start, int len) in pnpbios_parse_allocated_memresource() argument 72 int end = start + len - 1; in pnpbios_parse_allocated_memresource() [all …]
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/linux-6.12.1/virt/kvm/ |
D | binary_stats.c | 1 // SPDX-License-Identifier: GPL-2.0-only 14 * kvm_stats_read() - Common function to read from the binary statistics 28 * +-------------+ 30 * +-------------+ 32 * +-------------+ 34 * +-------------+ 36 * +-------------+ 41 * and some other necessary information. This is a one-time work for the 43 * 2. Read id string from its offset. This is a one-time work for the lifecycle 46 * descriptors. This is a one-time work for the lifecycle of the [all …]
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/linux-6.12.1/kernel/ |
D | sysctl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 7 * Added bdflush entry and intvec min/max checking, 2/23/96, Tom Dyas. 9 * Added kernel/java-{interpreter,appletviewer}, 96/5/10, Mike Shaver. 11 * Added kswapd-interval, ctrl-alt-del, printk stuff, 1/8/97, Chris Horn. 85 const int sysctl_vals[] = { 0, 1, 2, 3, 4, 100, 200, 1000, 3000, INT_MAX, 65535, -1 }; 106 * enum sysctl_writes_mode - supported sysctl write modes 125 SYSCTL_WRITES_LEGACY = -1, 149 size_t len; in _proc_do_string() local 160 len = strlen(data); in _proc_do_string() 161 if (len > maxlen - 1) in _proc_do_string() [all …]
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/linux-6.12.1/drivers/infiniband/ulp/rtrs/ |
D | rtrs-clt-sysfs.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 5 * Copyright (c) 2014 - 2018 ProfitBricks GmbH. All rights reserved. 6 * Copyright (c) 2018 - 2019 1&1 IONOS Cloud GmbH. All rights reserved. 7 * Copyright (c) 2019 - 2020 1&1 IONOS SE. All rights reserved. 12 #include "rtrs-pri.h" 13 #include "rtrs-clt.h" 14 #include "rtrs-log.h" 16 #define MIN_MAX_RECONN_ATT -1 39 free_percpu(stats->pcpu_stats); in rtrs_clt_path_stats_release() 73 attr->attr.name, buf); in max_reconnect_attempts_store() [all …]
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/linux-6.12.1/Documentation/netlink/ |
D | genetlink.yaml | 1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) 3 --- 4 $id: http://kernel.org/schemas/netlink/genetlink-legacy.yaml# 5 $schema: https://json-schema.org/draft-07/schema 12 len-or-define: 14 pattern: ^[0-9A-Za-z_-]+( - 1)?$ 16 len-or-limit: 17 # literal int or limit based on fixed-width type e.g. u8-min, u16-max, etc. 19 pattern: ^[su](8|16|32|64)-(min|max)$ 26 required: [ name, doc, attribute-sets, operations ] [all …]
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/linux-6.12.1/scripts/kconfig/ |
D | nconf.gui.c | 1 // SPDX-License-Identifier: GPL-2.0 36 #define COLOR_DEFAULT -1 107 for (; p->attr; p++) { in set_colors() 108 int attr = p->highlight; in set_colors() 110 if (p->has_color) { in set_colors() 112 init_pair(pair, p->color_fg, p->color_bg); in set_colors() 116 *p->attr = attr; in set_colors() 124 mvwprintw(win, y, (width - strlen(str)) / 2, "%s", str); in print_in_middle() 174 total_lines = min(total_lines, y); in fill_window() 178 int len = get_line_length(line); in fill_window() local [all …]
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/linux-6.12.1/fs/netfs/ |
D | iterator.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 17 * netfs_extract_user_iter - Extract the pages from a user iterator into a bvec 27 * @extraction_flags can have ITER_ALLOW_P2PDMA set to request peer-to-peer DMA be 47 size_t count = orig_len, offset, len; in netfs_extract_user_iter() local 51 return -EIO; in netfs_extract_user_iter() 57 return -ENOMEM; in netfs_extract_user_iter() 61 * 0->last, we should be fine. in netfs_extract_user_iter() 64 pages = (void *)bv + bv_size - pg_size; in netfs_extract_user_iter() 68 max_pages - npages, extraction_flags, in netfs_extract_user_iter() 80 count -= ret; in netfs_extract_user_iter() [all …]
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/linux-6.12.1/drivers/spi/ |
D | spi-mxs.c | 1 // SPDX-License-Identifier: GPL-2.0+ 15 // Based on code from U-Boot bootloader by: 18 // Based on spi-stmp.c, which is: 28 #include <linux/dma-mapping.h> 40 #include <linux/spi/mxs-spi.h> 42 #include <linux/dma/mxs-dma.h> 44 #define DRIVER_NAME "mxs-spi" 56 #define TXRX_DEASSERT_CS (1<<1) /* De-assert CS at end of txrx */ 67 struct mxs_spi *spi = spi_controller_get_devdata(dev->controller); in mxs_spi_setup_transfer() 68 struct mxs_ssp *ssp = &spi->ssp; in mxs_spi_setup_transfer() [all …]
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/linux-6.12.1/drivers/net/ethernet/intel/libeth/ |
D | rx.c | 1 // SPDX-License-Identifier: GPL-2.0-only 9 * libeth_rx_hw_len_mtu - get the actual buffer size to be passed to HW 13 * Return: HW-writeable length per one buffer to pass it to the HW accounting: 19 u32 len; in libeth_rx_hw_len_mtu() local 21 len = READ_ONCE(pp->netdev->mtu) + LIBETH_RX_LL_LEN; in libeth_rx_hw_len_mtu() 22 len = ALIGN(len, LIBETH_RX_BUF_STRIDE); in libeth_rx_hw_len_mtu() 23 len = min3(len, ALIGN_DOWN(max_len ? : U32_MAX, LIBETH_RX_BUF_STRIDE), in libeth_rx_hw_len_mtu() 24 pp->max_len); in libeth_rx_hw_len_mtu() 26 return len; in libeth_rx_hw_len_mtu() 30 * libeth_rx_hw_len_truesize - get the short buffer size to be passed to HW [all …]
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/linux-6.12.1/fs/bcachefs/ |
D | printbuf.c | 1 // SPDX-License-Identifier: LGPL-2.1+ 15 return pos - buf->last_newline; in __printbuf_linelen() 20 return __printbuf_linelen(buf, buf->pos); in printbuf_linelen() 28 return buf->cur_tabstop < buf->nr_tabstops in cur_tabstop() 29 ? buf->_tabstops[buf->cur_tabstop] in cur_tabstop() 38 if (out->pos + extra <= out->size) in bch2_printbuf_make_room() 41 if (!out->heap_allocated) { in bch2_printbuf_make_room() 42 out->overflow = true; in bch2_printbuf_make_room() 46 unsigned new_size = roundup_pow_of_two(out->size + extra); in bch2_printbuf_make_room() 50 out->allocation_failure = true; in bch2_printbuf_make_room() [all …]
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/linux-6.12.1/drivers/staging/greybus/ |
D | loopback.c | 1 // SPDX-License-Identifier: GPL-2.0 34 u32 min; member 107 /* Min/max values in jiffies */ 128 return sprintf(buf, "%u\n", gb->field); \ 138 /* Report 0 for min and max if no transfer succeeded */ \ 139 if (!gb->requests_completed) \ 141 return sprintf(buf, "%" #type "\n", gb->name.field); \ 155 stats = &gb->name; \ 156 count = stats->count ? stats->count : 1; \ 157 avg = stats->sum + count / 2000000; /* round closest */ \ [all …]
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/linux-6.12.1/Documentation/devicetree/bindings/display/panel/ |
D | panel-timing.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/display/panel/panel-timing.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Thierry Reding <thierry.reding@gmail.com> 11 - Sam Ravnborg <sam@ravnborg.org> 20 +-------+----------+-------------------------------------+----------+ 24 +-------+----------+-------------------------------------+----------+ 28 +-------+----------#######################################----------+ 32 | len | porch # | hactive # porch | [all …]
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/linux-6.12.1/drivers/infiniband/sw/rdmavt/ |
D | rc.c | 1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause 47 * rvt_compute_aeth - compute the AETH (syndrome + MSN) 54 u32 aeth = qp->r_msn & IB_MSN_MASK; in rvt_compute_aeth() 56 if (qp->ibqp.srq) { in rvt_compute_aeth() 63 u32 min, max, x; in rvt_compute_aeth() local 68 credits = READ_ONCE(qp->r_rq.kwq->count); in rvt_compute_aeth() 71 if (qp->ip) { in rvt_compute_aeth() 72 head = RDMA_READ_UAPI_ATOMIC(qp->r_rq.wq->head); in rvt_compute_aeth() 73 tail = RDMA_READ_UAPI_ATOMIC(qp->r_rq.wq->tail); in rvt_compute_aeth() 75 head = READ_ONCE(qp->r_rq.kwq->head); in rvt_compute_aeth() [all …]
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/linux-6.12.1/fs/ntfs3/ |
D | upcase.c | 1 // SPDX-License-Identifier: GPL-2.0 4 * Copyright (C) 2019-2021 Paragon Software GmbH, All rights reserved. 19 return chr - ('a' - 'A'); in upcase_unicode_char() 30 * - Case insensitive 31 * - If name equals and 'bothcases' then 32 * - Case sensitive 41 size_t len = min(l1, l2); in ntfs_cmp_names() local 46 for (; len; s1++, s2++, len--) { in ntfs_cmp_names() 47 diff1 = le16_to_cpu(*s1) - le16_to_cpu(*s2); in ntfs_cmp_names() 55 return l1 - l2; in ntfs_cmp_names() [all …]
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