nilfs_grab_buffer identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

fs/nilfs2/page.h, line 35 (as a prototype)

Defined in 1 files as a function:

fs/nilfs2/page.c, line 46 (as a function)

Referenced in 3 files:

Smatch caller information:

fs/nilfs2/gcinode.c nilfs_gccache_submit_read_data() -> nilfs_grab_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	inode	4096-ptr_max
PARAM_VALUE	0	inode->i_data.host->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	0	inode->i_data.host->i_sb->s_export_op->fh_to_dentry	0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE	0	inode->i_data.host->i_sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE	0	inode->i_data.host->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	0	inode->i_mapping->a_ops->error_remove_folio	0,373303432983703552,3650281484867371008,6933238642996355072,7934844886813757440
PARAM_VALUE	0	inode->i_mapping->a_ops->free_folio	0,87018317492477952,1576041750683152384,3223952723663937536,4787850423793061888
PARAM_VALUE	0	inode->i_mapping->a_ops->is_dirty_writeback	0,7518438349615988736,8867638692533350400
PARAM_VALUE	0	inode->i_mapping->a_ops->is_partially_uptodate	0,1933474595957665792,7182876493439184896
PARAM_VALUE	0	inode->i_mapping->a_ops->launder_folio	0,122107076755599360,327075084911996928,858079631894568960,7268098942548045824
PARAM_VALUE	0	inode->i_mapping->a_ops->swap_deactivate	0,1546359495696728064,3888069641387622400,7359158453655175168,8604917376913055744
PARAM_VALUE	0	inode->i_mapping->a_ops->swap_rw	0,4986685196838862848,8487923053812363264
PARAM_VALUE	0	inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	inode->i_op->get_acl	0,4096-ptr_max
PARAM_VALUE	0	inode->i_sb->s_cop->inode_info_offs	1632,1808,2632,2648,2704,2712
PARAM_VALUE	0	inode->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	0	inode->i_wb->dwork.wq->dfl_pwq	0-s64max
PARAM_VALUE	0	inode->i_wb->dwork.wq->saved_max_active	s32min-s32max
PARAM_VALUE	0	inode->i_wb->dwork.wq->saved_min_active	s32min-s32max
PARAM_VALUE	1	mapping->a_ops->error_remove_folio	0,373303432983703552,3650281484867371008,6933238642996355072,7934844886813757440
PARAM_VALUE	1	mapping->a_ops->free_folio	0,87018317492477952,1576041750683152384,3223952723663937536,4787850423793061888
PARAM_VALUE	1	mapping->a_ops->is_dirty_writeback	0,7518438349615988736,8867638692533350400
PARAM_VALUE	1	mapping->a_ops->is_partially_uptodate	0,1933474595957665792,7182876493439184896
PARAM_VALUE	1	mapping->a_ops->launder_folio	0,122107076755599360,327075084911996928,858079631894568960,7268098942548045824
PARAM_VALUE	1	mapping->a_ops->swap_deactivate	0,1546359495696728064,3888069641387622400,7359158453655175168,8604917376913055744
PARAM_VALUE	1	mapping->a_ops->swap_rw	0,4986685196838862848,8487923053812363264
PARAM_VALUE	1	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	1	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	3	b_state	0
BUF_SIZE	0	inode	(-1),1-s32max
BUF_SIZE	0	inode	(-1),1-s32max
CAPPED_DATA	0	inode	1
DATA_SOURCE	0	inode	$0
DATA_SOURCE	2	blkoff	$1
CAPABLE	0	21
NO_OVERFLOW_SIMPLE	0	inode->i_bytes
NO_OVERFLOW_SIMPLE	0	inode->i_mapping->host->i_size
NO_OVERFLOW_SIMPLE	0	inode->i_size
NO_OVERFLOW_SIMPLE	1	mapping->host->i_size

fs/nilfs2/btnode.c nilfs_btnode_create_block() -> nilfs_grab_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	1	mapping	4096-ptr_max
PARAM_VALUE	1	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	1	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	3	b_state	262144
DATA_SOURCE	1	mapping	$0
DATA_SOURCE	2	blkoff	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2		&btree->b_sem
TYPE_LOCK		(struct nilfs_bmap)->b_sem

fs/nilfs2/btnode.c nilfs_btnode_submit_block() -> nilfs_grab_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	1	mapping	4096-ptr_max
PARAM_VALUE	3	b_state	262144
DATA_SOURCE	1	mapping	$0
DATA_SOURCE	2	blkoff	$1
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	inode->i_bytes
NO_OVERFLOW_SIMPLE	1	mapping->host->i_bytes
HALF_LOCKED2		&btree->b_sem

fs/nilfs2/mdt.c nilfs_mdt_create_block() -> nilfs_grab_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	inode	4096-ptr_max
PARAM_VALUE	0	inode->i_mapping	4096-ptr_max
PARAM_VALUE	0	inode->i_mapping->host->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	0	inode->i_mapping->host->i_sb->s_export_op->fh_to_parent	0,4672,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE	0	inode->i_mapping->host->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	0	inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	inode->i_op->atomic_open	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->create	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->fiemap	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->fileattr_get	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->fileattr_set	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->get_acl	0,434817594022129664,1176132492164517888,2308293591809245184,2352177825799393280,5894181231315005440,7161457072544161792,8358186677320523776
PARAM_VALUE	0	inode->i_op->get_inode_acl	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->get_link	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->get_offset_ctx	0,2606890545167454208
PARAM_VALUE	0	inode->i_op->getattr	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->link	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->listxattr	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->lookup	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->mkdir	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->mknod	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->permission	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->readlink	0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE	0	inode->i_op->rename	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->rmdir	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->set_acl	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->setattr	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->symlink	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->sync_lazytime	0,6951464784224747520
PARAM_VALUE	0	inode->i_op->tmpfile	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->unlink	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->update_time	0,4096-ptr_max
PARAM_VALUE	0	inode->i_sb->s_cop->empty_dir	0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE	0	inode->i_sb->s_cop->get_context	0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE	0	inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	inode->i_sb->s_cop->set_context	0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE	0	inode->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792
PARAM_VALUE	0	inode->i_sb->s_export_op->fh_to_dentry	0,8684,447817974243774464,687732489194512384,742201802719268864
PARAM_VALUE	0	inode->i_sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200
PARAM_VALUE	0	inode->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896
PARAM_VALUE	1	mapping	4096-ptr_max
PARAM_VALUE	1	mapping->host->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	1	mapping->host->i_sb->s_export_op->fh_to_parent	0,4672,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE	1	mapping->host->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	1	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	1	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	3	b_state	0
CAPPED_DATA	0	inode	1
DATA_SOURCE	0	inode	$0
DATA_SOURCE	2	blkoff	$1
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	inode->__i_nlink	1-u32max
USER_DATA	0	inode->i_blocks	0-u64max
USER_DATA	0	inode->i_bytes	0-511[c]
USER_DATA	0	inode->i_ino	0-u64max
USER_DATA	0	inode->i_mode	0-u16max[c]
USER_DATA	0	inode->i_rdev	0-u32max[c]
USER_DATA	0	inode->i_sb->s_flags	1-42044642,268435457-310477010,1073741825-1115783394[c]
USER_DATA	2	blkoff	0-6442451454[c]
NO_OVERFLOW_SIMPLE	0	inode->i_mapping->host->i_bytes
NO_OVERFLOW_SIMPLE	1	mapping->host->i_bytes
HALF_LOCKED2		&sb->s_fs_info->ns_segctor_sem

fs/nilfs2/mdt.c nilfs_mdt_submit_block() -> nilfs_grab_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	inode	4096-ptr_max
PARAM_VALUE	0	inode->i_mapping->host->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	0	inode->i_mapping->host->i_sb->s_export_op->fh_to_parent	0,4672,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE	0	inode->i_mapping->host->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	0	inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	inode->i_op->atomic_open	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->create	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->fiemap	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->fileattr_get	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->fileattr_set	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->get_acl	0,434817594022129664,1176132492164517888,2308293591809245184,2352177825799393280,5894181231315005440,7161457072544161792,8358186677320523776
PARAM_VALUE	0	inode->i_op->get_inode_acl	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->get_link	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->get_offset_ctx	0,2606890545167454208
PARAM_VALUE	0	inode->i_op->getattr	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->link	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->listxattr	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->lookup	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->mkdir	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->mknod	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->permission	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->readlink	0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE	0	inode->i_op->rename	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->rmdir	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->set_acl	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->setattr	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->symlink	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->sync_lazytime	0,6951464784224747520
PARAM_VALUE	0	inode->i_op->tmpfile	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->unlink	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->update_time	0,4096-ptr_max
PARAM_VALUE	0	inode->i_sb->s_cop->empty_dir	0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE	0	inode->i_sb->s_cop->get_context	0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE	0	inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	inode->i_sb->s_cop->set_context	0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE	0	inode->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	0	inode->i_sb->s_export_op->fh_to_dentry	0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE	0	inode->i_sb->s_export_op->fh_to_parent	0,4672,5297,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE	0	inode->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1293513186369728512,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488-s64max
PARAM_VALUE	1	mapping->host->i_sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	1	mapping->host->i_sb->s_export_op->fh_to_parent	0,4672,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE	1	mapping->host->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	1	mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	1	mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	3	b_state	0
BUF_SIZE	0	inode	(-1),1-s32max
BUF_SIZE	0	inode	(-1),1-s32max
DATA_SOURCE	0	inode	$0
DATA_SOURCE	2	blkoff	$1
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	inode->__i_nlink	1-u32max
USER_DATA	0	inode->i_blocks	0-u64max
USER_DATA	0	inode->i_bytes	0-511[c]
USER_DATA	0	inode->i_ino	0-u64max
USER_DATA	0	inode->i_mode	0-u16max[c]
USER_DATA	0	inode->i_rdev	0-u32max[c]
USER_DATA	0	inode->i_sb->s_flags	0-2147550208[c]
USER_DATA	2	blkoff	0-6442451455[c]
NO_OVERFLOW_SIMPLE	0	inode->i_mapping->host->i_bytes
NO_OVERFLOW_SIMPLE	1	mapping->host->i_bytes