/linux/tools/testing/selftests/damon/ |
H A D | damos_quota_goal.py | 14 goal = _damon_sysfs.DamosQuotaGoal( 23 goals=[goal], reset_interval_ms=100), 39 goal.current_value = score_values_to_test.pop(0) 40 expect_increase = goal.current_value < goal.target_value 51 last_effective_bytes = goal.effective_bytes 61 goal.current_value, last_effective_bytes, goal.effective_bytes, 62 goal.effective_bytes / last_effective_bytes 65 if last_effective_bytes == goal.effective_bytes: 66 print('efective bytes not changed: %d' % goal.effective_bytes) 69 increased = last_effective_bytes < goal.effective_bytes [all …]
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H A D | _damon_sysfs.py | 131 for idx, goal in enumerate(self.goals): 132 goal.idx = idx 133 goal.quota = self 158 for goal in self.goals: 159 err = goal.stage() 475 for goal in scheme.quota.goals: 481 goal.effective_bytes = int(content) 506 for goal in scheme.quota.goals: 507 err = goal.stage()
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/linux/fs/ext2/ |
H A D | balloc.c | 256 * @grp_goal: given goal block relative to the allocation block group 260 * Test if the given goal block (group relative) is within the file's 263 * If the reservation window is outside the goal allocation group, return 0; 264 * grp_goal (given goal block) could be -1, which means no specific 265 * goal block. In this case, always return 1. 266 * If the goal block is within the reservation window, return 1; 290 * @goal: target allocation block 292 * Find the reserved window which includes the goal, or the previous one 293 * if the goal is not in any window. 294 * Returns NULL if there are no windows or if all windows start after the goal. [all …]
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H A D | inode.c | 16 * Goal-directed block allocation by Stephen Tweedie 327 * Returns preferred place for a block (the goal). 390 * @goal: Preferred place for allocation. 400 ext2_fsblk_t goal, int indirect_blks, int blks, in ext2_alloc_blocks() argument 422 current_block = ext2_new_blocks(inode, goal, &count, err, 0); in ext2_alloc_blocks() 457 * @goal: preferred place for allocation 480 int indirect_blks, int *blks, ext2_fsblk_t goal, in ext2_alloc_branch() argument 491 num = ext2_alloc_blocks(inode, goal, indirect_blks, in ext2_alloc_branch() 587 * in i_block_alloc_info, to assist find the proper goal block for next in ext2_splice_branch() 633 ext2_fsblk_t goal; in ext2_get_blocks() local [all …]
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/linux/fs/affs/ |
H A D | bitmap.c | 115 affs_alloc_block(struct inode *inode, u32 goal) in affs_alloc_block() argument 128 pr_debug("balloc(inode=%lu,goal=%u): ", inode->i_ino, goal); in affs_alloc_block() 136 if (!goal || goal > sbi->s_partition_size) { in affs_alloc_block() 137 if (goal) in affs_alloc_block() 138 affs_warning(sb, "affs_balloc", "invalid goal %d", goal); in affs_alloc_block() 141 goal = sbi->s_reserved; in affs_alloc_block() 144 blk = goal - sbi->s_reserved; in affs_alloc_block()
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/linux/mm/damon/ |
H A D | reclaim.c | 189 struct damos_quota_goal *goal; in damon_reclaim_apply_parameters() local 208 goal = damos_new_quota_goal(DAMOS_QUOTA_SOME_MEM_PSI_US, in damon_reclaim_apply_parameters() 210 if (!goal) in damon_reclaim_apply_parameters() 212 damos_add_quota_goal(&scheme->quota, goal); in damon_reclaim_apply_parameters() 216 goal = damos_new_quota_goal(DAMOS_QUOTA_USER_INPUT, 10000); in damon_reclaim_apply_parameters() 217 if (!goal) in damon_reclaim_apply_parameters() 219 goal->current_value = quota_autotune_feedback; in damon_reclaim_apply_parameters() 220 damos_add_quota_goal(&scheme->quota, goal); in damon_reclaim_apply_parameters()
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H A D | core.c | 307 struct damos_quota_goal *goal; in damos_new_quota_goal() local 309 goal = kmalloc(sizeof(*goal), GFP_KERNEL); in damos_new_quota_goal() 310 if (!goal) in damos_new_quota_goal() 312 goal->metric = metric; in damos_new_quota_goal() 313 goal->target_value = target_value; in damos_new_quota_goal() 314 INIT_LIST_HEAD(&goal->list); in damos_new_quota_goal() 315 return goal; in damos_new_quota_goal() 678 struct damos_quota_goal *goal; in damos_nth_quota_goal() local 681 damos_for_each_quota_goal(goal, q) { in damos_nth_quota_goal() 683 return goal; in damos_nth_quota_goal() [all …]
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H A D | sysfs-schemes.c | 826 * quota goal directory 850 struct damos_sysfs_quota_goal *goal = container_of(kobj, in target_metric_show() local 854 damos_sysfs_quota_goal_metric_strs[goal->metric]); in target_metric_show() 860 struct damos_sysfs_quota_goal *goal = container_of(kobj, in target_metric_store() local 866 goal->metric = m; in target_metric_store() 876 struct damos_sysfs_quota_goal *goal = container_of(kobj, struct in target_value_show() local 879 return sysfs_emit(buf, "%lu\n", goal->target_value); in target_value_show() 885 struct damos_sysfs_quota_goal *goal = container_of(kobj, struct in target_value_store() local 887 int err = kstrtoul(buf, 0, &goal->target_value); in target_value_store() 895 struct damos_sysfs_quota_goal *goal = container_of(kobj, struct in current_value_show() local [all …]
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/linux/fs/ext4/ |
H A D | mballoc-test.c | 414 /* get block at goal */ in test_new_blocks_simple() 415 ar.goal = ext4_group_first_block_no(sb, goal_group); in test_new_blocks_simple() 417 KUNIT_ASSERT_EQ_MSG(test, ar.goal, found, in test_new_blocks_simple() 418 "failed to alloc block at goal, expected %llu found %llu", in test_new_blocks_simple() 419 ar.goal, found); in test_new_blocks_simple() 421 /* get block after goal in goal group */ in test_new_blocks_simple() 422 ar.goal = ext4_group_first_block_no(sb, goal_group); in test_new_blocks_simple() 424 KUNIT_ASSERT_EQ_MSG(test, ar.goal + EXT4_C2B(sbi, 1), found, in test_new_blocks_simple() 425 "failed to alloc block after goal in goal group, expected %llu found %llu", in test_new_blocks_simple() 426 ar.goal + 1, found); in test_new_blocks_simple() [all …]
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H A D | mballoc.c | 45 * near to the goal(block) value specified. 174 * fragment size > goal length. So before falling to the slower 175 * CR_GOAL_LEN_SLOW, in CR_BEST_AVAIL_LEN we proactively trim goal length and 203 * the group specified as the goal value in allocation context via 972 * a larger normalized goal len request which can be trimmed to in ext4_mb_choose_next_group_goal_fast() 973 * a smaller goal len such that it can still satisfy original in ext4_mb_choose_next_group_goal_fast() 986 * order we have and proactively trim the goal request length to that order to 1010 * goal length. in ext4_mb_choose_next_group_best_avail() 1028 * up the goal len to num_stripe_clusters in ext4_mb_choose_next_group_best_avail() 1039 * Scale down goal len to make sure we find something in ext4_mb_choose_next_group_best_avail() [all …]
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/linux/tools/testing/selftests/bpf/prog_tests/ |
H A D | test_ima.c | 100 * - Goal: obtain a sample with the bpf_ima_inode_hash() helper in test_test_ima() 114 * - Goal: obtain samples with the bpf_ima_file_hash() helper in test_test_ima() 131 * - Goal: confirm that bpf_ima_inode_hash() returns a non-fresh digest in test_test_ima() 170 * - Goal: verify that bpf_ima_file_hash() returns a fresh digest in test_test_ima() 201 * - Goal: obtain a sample from the kernel_read_file hook in test_test_ima() 219 * - Goal: ensure that the kernel_read_file hook denies an operation in test_test_ima()
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/linux/drivers/gpu/drm/vmwgfx/ |
H A D | vmwgfx_fence.c | 114 * FENCE_GOAL irq and sets the fence goal seqno to that of the next fence 116 * the subsystem makes sure the fence goal seqno is updated. 118 * The fence goal seqno irq is on as long as there are unsignaled fence 384 * vmw_fence_goal_new_locked - Figure out a new device fence goal 392 * we might need to update the fence goal. It checks to see whether 393 * the current fence goal has already passed, and, in that case, 395 * action attached, and sets the seqno of that fence as a new fence goal. 397 * returns true if the device goal seqno was updated. False otherwise. 427 * vmw_fence_goal_check_locked - Replace the device fence goal seqno if 431 * considered as a device fence goal. [all …]
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/linux/drivers/scsi/aic7xxx/ |
H A D | aic79xx_osm.c | 1691 if (tinfo->curr.period != tinfo->goal.period in ahd_send_async() 1692 || tinfo->curr.width != tinfo->goal.width in ahd_send_async() 1693 || tinfo->curr.offset != tinfo->goal.offset in ahd_send_async() 1694 || tinfo->curr.ppr_options != tinfo->goal.ppr_options) in ahd_send_async() 2391 unsigned int ppr_options = tinfo->goal.ppr_options; in ahd_linux_set_period() 2394 unsigned long offset = tinfo->goal.offset; in ahd_linux_set_period() 2457 period = tinfo->goal.period; in ahd_linux_set_offset() 2458 ppr_options = tinfo->goal.ppr_options; in ahd_linux_set_offset() 2479 unsigned int ppr_options = tinfo->goal.ppr_options in ahd_linux_set_dt() 2481 unsigned int period = tinfo->goal.period; in ahd_linux_set_dt() [all …]
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H A D | aic7xxx_osm.c | 1618 if (tinfo->curr.period != tinfo->goal.period in ahc_send_async() 1619 || tinfo->curr.width != tinfo->goal.width in ahc_send_async() 1620 || tinfo->curr.offset != tinfo->goal.offset in ahc_send_async() 1621 || tinfo->curr.ppr_options != tinfo->goal.ppr_options) in ahc_send_async() 2348 unsigned int ppr_options = tinfo->goal.ppr_options; in ahc_linux_set_period() 2350 unsigned long offset = tinfo->goal.offset; in ahc_linux_set_period() 2403 period = tinfo->goal.period; in ahc_linux_set_offset() 2404 ppr_options = tinfo->goal.ppr_options; in ahc_linux_set_offset() 2422 unsigned int ppr_options = tinfo->goal.ppr_options in ahc_linux_set_dt() 2424 unsigned int period = tinfo->goal.period; in ahc_linux_set_dt() [all …]
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/linux/fs/hfs/ |
H A D | bitmap.c | 139 u32 hfs_vbm_search_free(struct super_block *sb, u32 goal, u32 *num_bits) in hfs_vbm_search_free() argument 151 pos = hfs_find_set_zero_bits(bitmap, HFS_SB(sb)->fs_ablocks, goal, num_bits); in hfs_vbm_search_free() 153 if (goal) in hfs_vbm_search_free() 154 pos = hfs_find_set_zero_bits(bitmap, goal, 0, num_bits); in hfs_vbm_search_free()
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/linux/include/linux/ |
H A D | damon.h | 134 * enum damos_quota_goal_metric - Represents the metric to be used as the goal 138 * @NR_DAMOS_QUOTA_GOAL_METRICS: Number of DAMOS quota goal metrics. 149 * struct damos_quota_goal - DAMOS scheme quota auto-tuning goal. 150 * @metric: Metric to be used for representing the goal. 156 * Data structure for getting the current score of the quota tuning goal. The 693 #define damos_for_each_quota_goal(goal, quota) \ argument 694 list_for_each_entry(goal, "a->goals, list) 696 #define damos_for_each_quota_goal_safe(goal, next, quota) \ argument 697 list_for_each_entry_safe(goal, next, &(quota)->goals, list) 736 void damos_destroy_quota_goal(struct damos_quota_goal *goal);
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/linux/fs/ocfs2/ |
H A D | ocfs2_ioctl.h | 195 __u64 me_goal; /* Physical offset of the goal, 197 __u64 me_threshold; /* Maximum distance from goal or threshold 211 as the goal place
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/linux/fs/xfs/ |
H A D | xfs_icache.c | 42 * The goal for walking incore inodes. These can correspond with incore inode 52 enum xfs_icwalk_goal goal, struct xfs_icwalk *icw); 54 enum xfs_icwalk_goal goal, struct xfs_icwalk *icw); 1693 * the goal. 1697 enum xfs_icwalk_goal goal, in xfs_icwalk_igrab() argument 1701 switch (goal) { in xfs_icwalk_igrab() 1717 enum xfs_icwalk_goal goal, in xfs_icwalk_process_inode() argument 1724 switch (goal) { in xfs_icwalk_process_inode() 1736 * For a given per-AG structure @pag and a goal, grab qualifying inodes and 1742 enum xfs_icwalk_goal goal, in xfs_icwalk_ag() argument [all …]
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/linux/drivers/scsi/sym53c8xx_2/ |
H A D | sym_hipd.c | 1352 struct sym_trans *goal) argument 1355 goal->width = 0; 1358 goal->iu = 0; 1359 goal->dt = 0; 1360 goal->qas = 0; 1361 goal->offset = 0; 1367 goal->dt = 1; 1369 if (goal->offset == 0) 1370 goal->dt = 0; 1372 goal->dt = 0; [all …]
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/linux/Documentation/userspace-api/ |
H A D | sysfs-platform_profile.rst | 19 NOT a goal of this API to allow monitoring the resulting performance 26 laptop, etc. It is explicitly NOT a goal of this API to let userspace know
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/linux/net/netfilter/ipvs/ |
H A D | ip_vs_lblc.c | 298 int goal; in ip_vs_lblc_check_expire() local 315 goal = (atomic_read(&tbl->entries) - tbl->max_size)*4/3; in ip_vs_lblc_check_expire() 316 if (goal > tbl->max_size/2) in ip_vs_lblc_check_expire() 317 goal = tbl->max_size/2; in ip_vs_lblc_check_expire() 329 goal--; in ip_vs_lblc_check_expire() 332 if (goal <= 0) in ip_vs_lblc_check_expire()
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H A D | ip_vs_lblcr.c | 462 int goal; in ip_vs_lblcr_check_expire() local 479 goal = (atomic_read(&tbl->entries) - tbl->max_size)*4/3; in ip_vs_lblcr_check_expire() 480 if (goal > tbl->max_size/2) in ip_vs_lblcr_check_expire() 481 goal = tbl->max_size/2; in ip_vs_lblcr_check_expire() 493 goal--; in ip_vs_lblcr_check_expire() 496 if (goal <= 0) in ip_vs_lblcr_check_expire()
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/linux/arch/riscv/kernel/ |
H A D | machine_kexec.c | 25 * provided us with an image to be loaded. Its goal is to validate 101 * below. Its goal is to prepare the rest of the system (the other 144 * and its goal is to shutdown non-crashing cpus and save registers.
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/linux/fs/hfsplus/ |
H A D | extents.c | 446 u32 start, len, goal; in hfsplus_file_extend() local 460 goal = hfsplus_ext_lastblock(hip->first_extents); in hfsplus_file_extend() 465 goal = hfsplus_ext_lastblock(hip->cached_extents); in hfsplus_file_extend() 469 start = hfsplus_block_allocate(sb, sbi->total_blocks, goal, &len); in hfsplus_file_extend() 471 start = hfsplus_block_allocate(sb, goal, 0, &len); in hfsplus_file_extend() 472 if (start >= goal) { in hfsplus_file_extend()
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/linux/fs/ufs/ |
H A D | inode.c | 24 * Goal-directed block allocation by Stephen Tweedie (sct@dcs.ed.ac.uk), 1993 262 u64 tmp, goal, lastfrag; in ufs_inode_getfrag() local 277 goal = 0; in ufs_inode_getfrag() 279 goal = ufs_data_ptr_to_cpu(sb, in ufs_inode_getfrag() 281 if (goal) in ufs_inode_getfrag() 282 goal += uspi->s_fpb; in ufs_inode_getfrag() 285 goal, nfrags, err, locked_folio); in ufs_inode_getfrag() 320 u64 tmp = 0, goal; in ufs_inode_getblock() local 346 goal = tmp + uspi->s_fpb; in ufs_inode_getblock() 348 goal = bh->b_blocknr + uspi->s_fpb; in ufs_inode_getblock() [all …]
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