diff options
| author | Anup Patel <anup.patel@wdc.com> | 2020-03-12 10:21:25 +0530 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2020-03-13 12:22:02 +0530 |
| commit | 823345ecaed0deb7770d9bac1c881004a6410e91 (patch) | |
| tree | e3b71fb186be4bebd610e796cc12f2d3f33424e6 /lib/sbi/sbi_ipi.c | |
| parent | 16e7071f6ddd5ba69d416b5a68e4aa191fc19d3b (diff) | |
include: Make sbi_current_hartid() as macro in riscv_asm.h
The sbi_current_hartid() being a regular function is quite
expensive because for callers it is a function call instead
of a direct CSR read. This patch converts sbi_current_hartid()
into a macro in riscv_asm.h.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Diffstat (limited to 'lib/sbi/sbi_ipi.c')
| -rw-r--r-- | lib/sbi/sbi_ipi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/sbi/sbi_ipi.c b/lib/sbi/sbi_ipi.c index 144b04a..0781b74 100644 --- a/lib/sbi/sbi_ipi.c +++ b/lib/sbi/sbi_ipi.c @@ -176,7 +176,7 @@ void sbi_ipi_process(struct sbi_scratch *scratch) struct sbi_ipi_data *ipi_data = sbi_scratch_offset_ptr(scratch, ipi_data_off); - u32 hartid = sbi_current_hartid(); + u32 hartid = current_hartid(); sbi_platform_ipi_clear(plat, hartid); ipi_type = atomic_raw_xchg_ulong(&ipi_data->ipi_type, 0); |