diff options
| author | Jan Engelmohr <jan.engelmohr@mailbox.tu-dresden.de> | 2016-07-26 18:11:29 +0200 |
|---|---|---|
| committer | Moyster <oysterized@gmail.com> | 2016-08-26 16:00:22 +0200 |
| commit | d668de80d065e7796d2fb31cf2c66084850baa2f (patch) | |
| tree | e44b4f602ca66eddfd3f884618501fb473214a0b /include/linux | |
| parent | 42fb8800204306978c6fb8f99ef68b8c1e895fd2 (diff) | |
3.10.74 -> 3.10.75
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/blk_types.h | 4 | ||||
| -rw-r--r-- | include/linux/kernel.h | 13 |
2 files changed, 16 insertions, 1 deletions
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 463219543..e8c111ae2 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -171,7 +171,9 @@ enum rq_flag_bits { __REQ_ELVPRIV, /* elevator private data attached */ __REQ_FAILED, /* set if the request failed */ __REQ_QUIET, /* don't worry about errors */ - __REQ_PREEMPT, /* set for "ide_preempt" requests */ + __REQ_PREEMPT, /* set for "ide_preempt" requests and also + for requests for which the SCSI "quiesce" + state must be ignored. */ __REQ_ALLOCED, /* request came from our alloc pool */ __REQ_COPY_USER, /* contains copies of user pages */ __REQ_FLUSH_SEQ, /* request for flush sequence */ diff --git a/include/linux/kernel.h b/include/linux/kernel.h index eabc56d0f..5ff503bb9 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -29,6 +29,19 @@ #define ULLONG_MAX (~0ULL) #define SIZE_MAX (~(size_t)0) +#define U8_MAX ((u8)~0U) +#define S8_MAX ((s8)(U8_MAX>>1)) +#define S8_MIN ((s8)(-S8_MAX - 1)) +#define U16_MAX ((u16)~0U) +#define S16_MAX ((s16)(U16_MAX>>1)) +#define S16_MIN ((s16)(-S16_MAX - 1)) +#define U32_MAX ((u32)~0U) +#define S32_MAX ((s32)(U32_MAX>>1)) +#define S32_MIN ((s32)(-S32_MAX - 1)) +#define U64_MAX ((u64)~0ULL) +#define S64_MAX ((s64)(U64_MAX>>1)) +#define S64_MIN ((s64)(-S64_MAX - 1)) + #define STACK_MAGIC 0xdeadbeef #define REPEAT_BYTE(x) ((~0ul / 0xff) * (x)) |