/* * Definitions of structures for vfsv0 quota format */ #ifndef _LINUX_QUOTAIO_V2_H #define _LINUX_QUOTAIO_V2_H #include #include /* * Definitions of magics and versions of current quota files */ #define V2_INITQMAGICS {\ 0xd9c01f11, /* USRQUOTA */\ 0xd9c01927, /* GRPQUOTA */\ 0xd9c03f14, /* PRJQUOTA */\ } #define V2_INITQVERSIONS {\ 1, /* USRQUOTA */\ 1, /* GRPQUOTA */\ 1, /* PRJQUOTA */\ } /* First generic header */ struct v2_disk_dqheader { __le32 dqh_magic; /* Magic number identifying file */ __le32 dqh_version; /* File version */ }; /* * The following structure defines the format of the disk quota file * (as it appears on disk) - the file is a radix tree whose leaves point * to blocks of these structures. */ struct v2r0_disk_dqblk { __le32 dqb_id; /* id this quota applies to */ __le32 dqb_ihardlimit; /* absolute limit on allocated inodes */ __le32 dqb_isoftlimit; /* preferred inode limit */ __le32 dqb_curinodes; /* current # allocated inodes */ __le32 dqb_bhardlimit; /* absolute limit on disk space (in QUOTABLOCK_SIZE) */ __le32 dqb_bsoftlimit; /* preferred limit on disk space (in QUOTABLOCK_SIZE) */ __le64 dqb_curspace; /* current space occupied (in bytes) */ __le64 dqb_btime; /* time limit for excessive disk use */ __le64 dqb_itime; /* time limit for excessive inode use */ }; struct v2r1_disk_dqblk { __le32 dqb_id; /* id this quota applies to */ __le32 dqb_pad; __le64 dqb_ihardlimit; /* absolute limit on allocated inodes */ __le64 dqb_isoftlimit; /* preferred inode limit */ __le64 dqb_curinodes; /* current # allocated inodes */ __le64 dqb_bhardlimit; /* absolute limit on disk space (in QUOTABLOCK_SIZE) */ __le64 dqb_bsoftlimit; /* preferred limit on disk space (in QUOTABLOCK_SIZE) */ __le64 dqb_curspace; /* current space occupied (in bytes) */ __le64 dqb_btime; /* time limit for excessive disk use */ __le64 dqb_itime; /* time limit for excessive inode use */ }; /* Header with type and version specific information */ struct v2_disk_dqinfo { __le32 dqi_bgrace; /* Time before block soft limit becomes hard limit */ __le32 dqi_igrace; /* Time before inode soft limit becomes hard limit */ __le32 dqi_flags; /* Flags for quotafile (DQF_*) */ __le32 dqi_blocks; /* Number of blocks in file */ __le32 dqi_free_blk; /* Number of first free block in the list */ __le32 dqi_free_entry; /* Number of block with at least one free entry */ }; #define V2_DQINFOOFF sizeof(struct v2_disk_dqheader) /* Offset of info header in file */ #define V2_DQBLKSIZE_BITS 10 /* Size of leaf block in tree */ #endif /* _LINUX_QUOTAIO_V2_H */ value='range'>range
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authorPeter Zijlstra <peterz@infradead.org>2017-01-26 23:15:08 +0100
committerIngo Molnar <mingo@kernel.org>2017-01-30 11:41:26 +0100
commit0b3589be9b98994ce3d5aeca52445d1f5627c4ba (patch)
tree85d0d9b3ac902af2c938b19a566884caf8d00323 /tools/lib
parenta76a82a3e38c8d3fb6499e3dfaeb0949241ab588 (diff)
perf/core: Fix PERF_RECORD_MMAP2 prot/flags for anonymous memory
Andres reported that MMAP2 records for anonymous memory always have their protection field 0. Turns out, someone daft put the prot/flags generation code in the file branch, leaving them unset for anonymous memory. Reported-by: Andres Freund <andres@anarazel.de> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Don Zickus <dzickus@redhat.com Cc: Jiri Olsa <jolsa@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@gmail.com> Cc: Stephane Eranian <eranian@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: acme@kernel.org Cc: anton@ozlabs.org Cc: namhyung@kernel.org Cc: stable@vger.kernel.org # v3.16+ Fixes: f972eb63b100 ("perf: Pass protection and flags bits through mmap2 interface") Link: http://lkml.kernel.org/r/20170126221508.GF6536@twins.programming.kicks-ass.net Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/lib')