Clarify the PMU snapshot set memory funciton

The *_set_shmem calls set up the shared memory on the calling hart only. Every active hart intend to use the shared memory must invoke this once to set it up. Clarify it in the PMU snapshot function. Signed-off-by: Atish Patra <[email protected]>
riscv-non-isa · Jan 13, 2024 · de0277b · de0277b
1 parent 76d3b91
commit de0277b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/ext-pmu.adoc b/src/ext-pmu.adoc
@@ -515,7 +515,7 @@ struct sbiret sbi_pmu_snapshot_set_shmem(unsigned long shmem_phys_lo,
                                          unsigned long flags)
 ----
 
-Set and enable the PMU snapshot shared memory.
+Set and enable the PMU snapshot shared memory on the calling hart.
 
 If both `shmem_phys_lo` and `shmem_phys_hi` parameters are not all-ones
 bitwise then `shmem_phys_lo` specifies the lower XLEN bits and `shmem_phys_hi`