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author | Andy Grover <andy.grover@oracle.com> | 2010-08-25 12:51:28 (GMT) |
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committer | Andy Grover <andy.grover@oracle.com> | 2010-09-09 01:16:51 (GMT) |
commit | 20c72bd5f5f902e5a8745d51573699605bf8d21c (patch) | |
tree | 6df337e07d423a0859ab92f25525570e134baba1 /include/linux/rds.h | |
parent | 59f740a6aeb2cde2f79fe0df38262d4c1ef35cd8 (diff) | |
download | linux-fsl-qoriq-20c72bd5f5f902e5a8745d51573699605bf8d21c.tar.xz |
RDS: Implement masked atomic operations
Add two CMSGs for masked versions of cswp and fadd. args
struct modified to use a union for different atomic op type's
arguments. Change IB to do masked atomic ops. Atomic op type
in rds_message similarly unionized.
Signed-off-by: Andy Grover <andy.grover@oracle.com>
Diffstat (limited to 'include/linux/rds.h')
-rw-r--r-- | include/linux/rds.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/rds.h b/include/linux/rds.h index 109f1d3..a2a5edb 100644 --- a/include/linux/rds.h +++ b/include/linux/rds.h @@ -75,6 +75,8 @@ #define RDS_CMSG_CONG_UPDATE 5 #define RDS_CMSG_ATOMIC_FADD 6 #define RDS_CMSG_ATOMIC_CSWP 7 +#define RDS_CMSG_MASKED_ATOMIC_FADD 8 +#define RDS_CMSG_MASKED_ATOMIC_CSWP 9 #define RDS_INFO_FIRST 10000 #define RDS_INFO_COUNTERS 10000 @@ -251,6 +253,16 @@ struct rds_atomic_args { struct { uint64_t add; } fadd; + struct { + uint64_t compare; + uint64_t swap; + uint64_t compare_mask; + uint64_t swap_mask; + } m_cswp; + struct { + uint64_t add; + uint64_t nocarry_mask; + } m_fadd; }; uint64_t flags; uint64_t user_token; |