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| author | Anup Patel <anup.patel@wdc.com> | 2020-02-22 09:20:55 +0300 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2020-02-24 06:40:04 +0300 |
| commit | f8b3bb826d488847009f74409b1898d88b5a6cc7 (patch) | |
| tree | fdac7aaa37c172ac05e7cb9a753d2b48de9068f3 /lib/sbi/sbi_ipi.c | |
| parent | 393624377a45d0fc20a376db60fb136a3b1fd685 (diff) | |
| download | opensbi-f8b3bb826d488847009f74409b1898d88b5a6cc7.tar.xz | |
lib: Simplify the for-loop in sbi_ipi_send_many()
We don't need to separately call sbi_ipi_send() for current HART
in sbi_ipi_send_many(). Instead, we can simplify the for-loop in
sbi_ipi_send_many() and call sbi_ipi_send() for all HARTs in the
for-loop itself.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'lib/sbi/sbi_ipi.c')
| -rw-r--r-- | lib/sbi/sbi_ipi.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/lib/sbi/sbi_ipi.c b/lib/sbi/sbi_ipi.c index 62eba87..d3b48fe 100644 --- a/lib/sbi/sbi_ipi.c +++ b/lib/sbi/sbi_ipi.c @@ -76,7 +76,6 @@ int sbi_ipi_send_many(struct sbi_scratch *scratch, ulong hmask, ulong hbase, ulong i, m; ulong mask = sbi_hart_available_mask(); ulong tempmask; - u32 hartid = sbi_current_hartid(); unsigned long last_bit = __fls(mask); if (hbase != -1UL) { @@ -98,16 +97,9 @@ int sbi_ipi_send_many(struct sbi_scratch *scratch, ulong hmask, ulong hbase, /* Send IPIs to every other hart on the set */ for (i = 0, m = mask; m; i++, m >>= 1) - if ((m & 1UL) && (i != hartid)) + if (m & 1UL) sbi_ipi_send(scratch, i, event, data); - /* - * If the current hart is on the set, send an IPI - * to it as well - */ - if (mask & (1UL << hartid)) - sbi_ipi_send(scratch, hartid, event, data); - return 0; } |