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include: Make sbi_current_hartid() as macro in riscv_asm.h

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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>
This commit is contained in:
Anup Patel
2020-03-12 10:21:25 +05:30
committed by Anup Patel
parent 16e7071f6d
commit 823345ecae
20 changed files with 49 additions and 52 deletions
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2
lib/sbi/sbi_tlb.c
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@@ -319,7 +319,7 @@ static int sbi_tlb_update(struct sbi_scratch *scratch,
int ret;
struct sbi_fifo *tlb_fifo_r;
struct sbi_tlb_info *tinfo = data;
u32 curr_hartid = sbi_current_hartid();
u32 curr_hartid = current_hartid();
/*
* If address range to flush is too big then simply