Kernel/linux-next
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git synced 2025-01-10 15:58:47 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

RISC-V: KVM: Set kvm_riscv_aia_nr_hgei to zero

Browse Source 
We hard-code the kvm_riscv_aia_nr_hgei to zero until IMSIC HW
guest file support is added in KVM RISC-V.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Anup Patel 2023-06-15 13:03:47 +05:30 committed by Anup Patel
parent cf55201c75
commit f0607e6215
1 changed files with 9 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
arch/riscv/kvm/aia.c
View File

@ -408,7 +408,7 @@ int kvm_riscv_aia_alloc_hgei(int cpu, struct kvm_vcpu *owner,
raw_spin_unlock_irqrestore(&hgctrl->lock, flags);
/* TODO: To be updated later by AIA in-kernel irqchip support */
/* TODO: To be updated later by AIA IMSIC HW guest file support */
if (hgei_va)
*hgei_va = NULL;
if (hgei_pa)
@ -610,6 +610,14 @@ int kvm_riscv_aia_init(void)
if (kvm_riscv_aia_nr_hgei)
kvm_riscv_aia_nr_hgei--;
/*
* Number of usable HGEI lines should be minimum of per-HART
* IMSIC guest files and number of bits in HGEIE
*
* TODO: To be updated later by AIA IMSIC HW guest file support
*/
kvm_riscv_aia_nr_hgei = 0;
/* Initialize guest external interrupt line management */
rc = aia_hgei_init();
if (rc)