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ihk_ikc_recv: Record channel to packet for release

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ihk_ikc_release_packet takes the channel and puts the packet into its
free-list.  This fix makes it easy and safe to identify the proper
channel.

Change-Id: I5584b1e8a3ed675c2f9d68f0b5ed331b909197f6
Fujitsu: POSTK_DEBUG_TEMP_FIX_89
This commit is contained in:
Masamichi Takagi
2018-10-19 18:07:26 +09:00
committed by Dominique Martinet
parent 10dc87dd3f
commit ae9a1f39df
7 changed files with 20 additions and 52 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
executer/kernel/mcctrl/syscall.c
View File

@ -514,10 +514,7 @@ retry_alloc:
out:
/* Release packet sent from McKernel */
if (free_packet) {
ihk_ikc_release_packet((struct ihk_ikc_free_packet *)free_packet,
(usrdata->ikc2linux[smp_processor_id()] ?
usrdata->ikc2linux[smp_processor_id()] :
usrdata->ikc2linux[0]));
ihk_ikc_release_packet((struct ihk_ikc_free_packet *)free_packet);
}
ihk_device_unmap_virtual(ihk_os_to_dev(usrdata->os), resp, sizeof(*resp));
ihk_device_unmap_memory(ihk_os_to_dev(usrdata->os), phys, sizeof(*resp));
@ -744,10 +741,7 @@ retry_alloc:
out:
/* Release remote page-fault response packet */
if (free_packet) {
ihk_ikc_release_packet((struct ihk_ikc_free_packet *)free_packet,
(usrdata->ikc2linux[smp_processor_id()] ?
usrdata->ikc2linux[smp_processor_id()] :
usrdata->ikc2linux[0]));
ihk_ikc_release_packet((struct ihk_ikc_free_packet *)free_packet);
}
ihk_device_unmap_virtual(ihk_os_to_dev(usrdata->os), resp, sizeof(*resp));
@ -2297,7 +2291,6 @@ int __do_in_kernel_syscall(ihk_os_t os, struct ikc_scd_packet *packet)
struct syscall_request *sc = &packet->req;
int error;
long ret = -1;
struct mcctrl_usrdata *usrdata = ihk_host_os_get_usrdata(os);
dprintk("%s: system call: %lx\n", __FUNCTION__, sc->args[0]);
switch (sc->number) {
@ -2396,10 +2389,7 @@ sched_setparam_out:
}
__return_syscall(os, packet, ret, 0);
ihk_ikc_release_packet((struct ihk_ikc_free_packet *)packet,
(usrdata->ikc2linux[smp_processor_id()] ?
usrdata->ikc2linux[smp_processor_id()] :
usrdata->ikc2linux[0]));
ihk_ikc_release_packet((struct ihk_ikc_free_packet *)packet);
error = 0;
out: