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procfs: if memory_range_lock fails, process later

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Change-Id: I3c5f24548455a63d8d5a4482f5081347f631885a
Refs: #452
This commit is contained in:
Tomoki Shirasawa
2019-11-15 15:52:01 +09:00
committed by Masamichi Takagi
parent 37605740a4
commit ed21b6849d
10 changed files with 561 additions and 102 deletions
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22
kernel/host.c
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@ -601,6 +601,20 @@ extern unsigned long do_kill(struct thread *, int, int, int, struct siginfo *, i
extern void terminate_host(int pid);
extern void debug_log(long);
void send_procfs_answer(struct ikc_scd_packet *packet, int err)
{
struct ikc_scd_packet pckt;
struct ihk_ikc_channel_desc *resp_channel = cpu_local_var(ikc2linux);
pckt.msg = SCD_MSG_PROCFS_ANSWER;
pckt.ref = packet->ref;
pckt.arg = packet->arg;
pckt.err = err;
pckt.reply = packet->reply;
pckt.pid = packet->pid;
syscall_channel_send(resp_channel, &pckt);
}
static int syscall_packet_handler(struct ihk_ikc_channel_desc *c,
void *__packet, void *ihk_os)
{
@ -745,13 +759,7 @@ out_remote_pf:
case SCD_MSG_PROCFS_REQUEST:
case SCD_MSG_PROCFS_RELEASE:
pckt.msg = SCD_MSG_PROCFS_ANSWER;
pckt.ref = packet->ref;
pckt.arg = packet->arg;
pckt.err = process_procfs_request(packet);
pckt.reply = packet->reply;
pckt.pid = packet->pid;
syscall_channel_send(resp_channel, &pckt);
process_procfs_request(packet);
ret = 0;
break;