Defined in 1 files as a prototype:
Defined in 4 files as a member:
- drivers/net/ethernet/hisilicon/hns/hnae.h, line 346 (as a member)
- fs/squashfs/decompressor.h, line 23 (as a member)
- fs/squashfs/page_actor.h, line 23 (as a member)
- include/linux/coresight.h, line 373 (as a member)
Defined in 6 files as a function:
- drivers/md/dm-bufio.c, line 1232 (as a function)
- drivers/usb/fotg210/fotg210-hcd.c, line 737 (as a function)
- drivers/usb/host/ehci-dbg.c, line 915 (as a function)
- drivers/usb/host/ohci-dbg.c, line 665 (as a function)
- kernel/trace/ring_buffer.c, line 2709 (as a function)
- tools/testing/selftests/resctrl/fill_buf.c, line 105 (as a function)
Referenced in 25 files:
- drivers/hwtracing/coresight/coresight-etb10.c, line 575
- drivers/hwtracing/coresight/coresight-etm-perf.c
- drivers/hwtracing/coresight/coresight-tmc-etf.c, line 684
- drivers/hwtracing/coresight/coresight-tmc-etr.c, line 1907
- drivers/hwtracing/coresight/coresight-trbe.c, line 1250
- drivers/hwtracing/coresight/ultrasoc-smb.c, line 410
- drivers/md/dm-bufio.c
- drivers/net/ethernet/hisilicon/hns/hnae.c, line 91
- drivers/net/ethernet/hisilicon/hns/hnae.h, line 592
- drivers/platform/x86/amd/pmf/metrics.c
- drivers/platform/x86/amd/pmf/pmf.h, line 1082
- drivers/usb/fotg210/fotg210-hcd.c
- drivers/usb/host/ehci-dbg.c
- drivers/usb/host/ohci-dbg.c
- fs/squashfs/lz4_wrapper.c, line 144
- fs/squashfs/lzo_wrapper.c, line 121
- fs/squashfs/page_actor.c
- fs/squashfs/page_actor.h, line 57
- fs/squashfs/xz_wrapper.c, line 194
- fs/squashfs/zlib_wrapper.c, line 134
- fs/squashfs/zstd_wrapper.c, line 152
- kernel/trace/ring_buffer.c
- mm/percpu-stats.c
- tools/testing/selftests/resctrl/cat_test.c, line 171
- tools/testing/selftests/resctrl/resctrl_val.c, line 654
Smatch caller information:
drivers/usb/host/ehci-hcd.c debug_async_open() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | gfp_mask | 4946318196075601920 |
| BUF_SIZE | 0 | c | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | c | unit_array_size |
drivers/usb/host/ehci-hcd.c debug_bandwidth_open() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | gfp_mask | 4492009802164846592 |
| BUF_SIZE | 0 | c | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | c | unit_array_size |
drivers/usb/host/ehci-hcd.c debug_periodic_open() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | gfp_mask | 6443662111556558848 |
| BUF_SIZE | 0 | c | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | c | unit_array_size |
drivers/usb/host/ehci-hcd.c debug_registers_open() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | gfp_mask | 4867664067556577280 |
| BUF_SIZE | 0 | c | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | c | unit_array_size |
drivers/usb/fotg210/fotg210-hcd.c debug_async_open() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | gfp_mask | 1295314690965970944 |
| BUF_SIZE | 0 | c | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | c | unit_array_size |
drivers/usb/fotg210/fotg210-hcd.c debug_periodic_open() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | gfp_mask | 623523267119607808 |
| BUF_SIZE | 0 | c | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | c | unit_array_size |
drivers/usb/fotg210/fotg210-hcd.c debug_registers_open() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | gfp_mask | 33462255851978752 |
| BUF_SIZE | 0 | c | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | c | unit_array_size |
drivers/usb/host/ohci-hcd.c debug_async_open() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | gfp_mask | 6353606779956441088 |
| BUF_SIZE | 0 | c | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | c | unit_array_size |
drivers/usb/host/ohci-hcd.c debug_periodic_open() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | gfp_mask | 1934640409476337664 |
| BUF_SIZE | 0 | c | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | c | unit_array_size |
drivers/usb/host/ohci-hcd.c debug_registers_open() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | gfp_mask | 1161587661937393664 |
| BUF_SIZE | 0 | c | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | c | unit_array_size |
drivers/md/dm-bufio.c __alloc_buffer_wait_no_callback() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | c | 4096-ptr_max |
| PARAM_VALUE | 0 | c->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | c->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | c->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | c->lock.first_waiter->task->blocked_on | (-1)-0 |
| PARAM_VALUE | 1 | gfp_mask | 600064 |
| BUF_SIZE | 0 | c | (-1),704-12992 |
| BUF_SIZE | 0 | c | (-1),704-12992 |
| DATA_SOURCE | 0 | c | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | c->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | c->dm_io->bios.bio_pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | c->dm_io->bios.bvec_pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | c->dm_io->bios.rescue_workqueue->rescuer->task->dl.dl_runtime | |
| NO_OVERFLOW_SIMPLE | 0 | c->dm_io->pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | c->slab_buffer->sheaf_capacity | |
| NO_OVERFLOW_SIMPLE | 0 | c->slab_cache->object_size | |
| NO_OVERFLOW_SIMPLE | 0 | c->slab_cache->sheaf_capacity |
drivers/md/dm-bufio.c __alloc_buffer_wait_no_callback() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | c | 4096-ptr_max |
| PARAM_VALUE | 0 | c->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | c->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | c->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | c->lock.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | c->lock.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | c->lock.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | c->lock.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 0 | c->lock.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | c->slab_buffer | 4096-ptr_max |
| PARAM_VALUE | 0 | c->slab_buffer->object_size | 0-4294967295 |
| PARAM_VALUE | 1 | gfp_mask | 601088 |
| BUF_SIZE | 0 | c | (-1),704-12992 |
| BUF_SIZE | 0 | c | (-1),704-12992 |
| CAPPED_DATA | 0 | c->slab_buffer | 1 |
| DATA_SOURCE | 0 | c | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | c->block_size | |
| NO_OVERFLOW_SIMPLE | 0 | c->dm_io->bios.bio_pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | c->dm_io->bios.bvec_pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | c->dm_io->bios.rescue_workqueue->rescuer->task->dl.dl_runtime | |
| NO_OVERFLOW_SIMPLE | 0 | c->dm_io->pool.min_nr | |
| NO_OVERFLOW_SIMPLE | 0 | c->slab_buffer->sheaf_capacity | |
| NO_OVERFLOW_SIMPLE | 0 | c->slab_cache->object_size | |
| NO_OVERFLOW_SIMPLE | 0 | c->slab_cache->sheaf_capacity |
drivers/md/dm-bufio.c dm_bufio_client_create() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | c | 4096-ptr_max |
| PARAM_VALUE | 0 | c->async_write_error | 0 |
| PARAM_VALUE | 0 | c->block_size | 1-u32max |
| PARAM_VALUE | 0 | c->cache.num_locks | 0-64 |
| PARAM_VALUE | 0 | c->dm_io | 4096-ptr_max |
| PARAM_VALUE | 0 | c->dm_io->bios.back_pad | 0,64 |
| PARAM_VALUE | 0 | c->dm_io->bios.bio_pool.alloc | 7276475779886346240 |
| PARAM_VALUE | 0 | c->dm_io->bios.bio_pool.curr_nr | 1-s32max |
| PARAM_VALUE | 0 | c->dm_io->bios.bio_pool.free | 8263660038527102976 |
| PARAM_VALUE | 0 | c->dm_io->bios.bio_pool.min_nr | 1-1024 |
| PARAM_VALUE | 0 | c->dm_io->bios.bvec_pool.alloc | 7276475779886346240 |
| PARAM_VALUE | 0 | c->dm_io->bios.bvec_pool.curr_nr | 1-s32max |
| PARAM_VALUE | 0 | c->dm_io->bios.bvec_pool.free | 8263660038527102976 |
| PARAM_VALUE | 0 | c->dm_io->bios.front_pad | 0 |
| PARAM_VALUE | 0 | c->dm_io->bios.rescue_list.head | 0 |
| PARAM_VALUE | 0 | c->dm_io->bios.rescue_list.tail | 0 |
| PARAM_VALUE | 0 | c->dm_io->pool.alloc | 7276475779886346240 |
| PARAM_VALUE | 0 | c->dm_io->pool.curr_nr | 1-s32max |
| PARAM_VALUE | 0 | c->dm_io->pool.free | 8263660038527102976 |
| PARAM_VALUE | 0 | c->dm_io->pool.min_nr | 1-1024 |
| PARAM_VALUE | 0 | c->free_buffer_wait.head.next | 4096-ptr_max |
| PARAM_VALUE | 0 | c->free_buffer_wait.head.next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | c->free_buffer_wait.head.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | c->free_buffer_wait.head.prev->next | 4096-ptr_max |
| PARAM_VALUE | 0 | c->free_buffer_wait.head.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | c->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | c->lock.first_waiter | 0 |
| PARAM_VALUE | 0 | c->lock.magic | 4096-ptr_max |
| PARAM_VALUE | 0 | c->lock.osq.tail.counter | 0 |
| PARAM_VALUE | 0 | c->lock.owner.counter | 0 |
| PARAM_VALUE | 0 | c->minimum_buffers | 8 |
| PARAM_VALUE | 0 | c->need_reserved_buffers | 1-u32max |
| PARAM_VALUE | 0 | c->reserved_buffers.next | 4096-ptr_max |
| PARAM_VALUE | 0 | c->reserved_buffers.next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | c->reserved_buffers.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | c->reserved_buffers.prev->next | 4096-ptr_max |
| PARAM_VALUE | 0 | c->reserved_buffers.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | c->slab_buffer | 1-u64max |
| PARAM_VALUE | 1 | gfp_mask | 3264 |
| BUF_SIZE | 0 | c | 704-12992 |
| BUF_SIZE | 0 | c | 704-12992 |
| BUF_SIZE | 0 | c->dm_io | 824 |
| CAPPED_DATA | 0 | c->slab_buffer | 1 |
| DATA_SOURCE | 0 | c | r _kzalloc_noprof |
| BIT_INFO | 0 | c->block_size | 0x0,0xfffffe00 |
| RX_PATH | |||
| TASK_NOT_RUNNING |
kernel/trace/ring_buffer.c __ring_buffer_alloc() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | c | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 1 | gfp_mask | 0-1 |
| PARAM_VALUE | 2 | order | 0 |
| PARAM_VALUE | 3 | start | 0 |
| PARAM_VALUE | 4 | end | 0 |
| PARAM_VALUE | 5 | scratch_size | 0 |
| PARAM_VALUE | 6 | key | 195105428146065408,1685562058564644864,6799004575533862912,8151620029876428800 |
| PARAM_VALUE | 7 | remote | 0 |
| DATA_SOURCE | 0 | c | $0 |
| DATA_SOURCE | 1 | gfp_mask | $1 |
| DATA_SOURCE | 6 | key | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | irq |
kernel/trace/ring_buffer.c __ring_buffer_alloc_range() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | c | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 1 | gfp_mask | 0-3 |
| PARAM_VALUE | 2 | order | 0 |
| PARAM_VALUE | 3 | start | 1-u64max |
| PARAM_VALUE | 5 | scratch_size | 8216 |
| PARAM_VALUE | 6 | key | 1685562058564644864 |
| PARAM_VALUE | 7 | remote | 0 |
| DATA_SOURCE | 0 | c | $0 |
| DATA_SOURCE | 1 | gfp_mask | $1 |
| DATA_SOURCE | 2 | order | $2 |
| DATA_SOURCE | 3 | start | $3 |
| DATA_SOURCE | 5 | scratch_size | $5 |
| DATA_SOURCE | 6 | key | $6 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 5 | scratch_size | unit_byte |
| HALF_LOCKED2 | irq |
kernel/trace/ring_buffer.c __ring_buffer_alloc_remote() -> alloc_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | c | 0 |
| PARAM_VALUE | 1 | gfp_mask | 0 |
| PARAM_VALUE | 2 | order | 0 |
| PARAM_VALUE | 3 | start | 0 |
| PARAM_VALUE | 4 | end | 0 |
| PARAM_VALUE | 5 | scratch_size | 0 |
| PARAM_VALUE | 6 | key | 2209997585349664768 |
| PARAM_VALUE | 7 | remote | 4096-ptr_max |
| PARAM_VALUE | 7 | remote->desc | 4096-ptr_max |
| PARAM_VALUE | 7 | remote->desc->nr_cpus | 0-s32max |
| PARAM_VALUE | 7 | remote->desc->struct_len | 16-4000000 |
| PARAM_VALUE | 7 | remote->reset | 1644223708537741312 |
| PARAM_VALUE | 7 | remote->swap_reader_page | 9212522125699915776 |
| BUF_SIZE | 7 | remote | 32 |
| BUF_SIZE | 7 | remote->desc | 16-s32max |
| CAPPED_DATA | 7 | remote->desc->nr_cpus | 1 |
| DATA_SOURCE | 6 | key | $1 |
| DATA_SOURCE | 7 | remote | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | _T->lock |