sanchayanmaity/minix
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

Message type for COMMON_REQ_GCOV_DATA.

Browse source 
Change-Id: I97d31059990e33411a685d5d8191c728a02e7d0f
This commit is contained in:
Lionel Sambuc 2014-07-28 10:44:15 +02:00
parent d1e784760d
commit 6082b2b4de
5 changed files with 21 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
include/minix/com.h
View file

@ -577,10 +577,6 @@
/* Common request to all processes: gcov data. */
#define COMMON_REQ_GCOV_DATA (COMMON_RQ_BASE+1)
# define GCOV_GRANT m1_i2
# define GCOV_PID m1_i3
# define GCOV_BUFF_P m1_p1
# define GCOV_BUFF_SZ m1_i1
/* Common fault injection ctl request to all processes. */
#define COMMON_REQ_FI_CTL (COMMON_RQ_BASE+2)

11
include/minix/ipc.h
View file

@ -101,6 +101,16 @@ typedef struct {
} mess_lsys_krn_readbios;
_ASSERT_MSG_SIZE(mess_lsys_krn_readbios);
typedef struct {
cp_grant_id_t grant;
int pid;
vir_bytes buff_p;
size_t buff_sz;
uint8_t padding[40];
} mess_lc_vfs_gcov;
_ASSERT_MSG_SIZE(mess_lc_vfs_gcov);
typedef struct {
off_t pos;
@ -2036,6 +2046,7 @@ typedef struct {
mess_lblockdriver_lbdev_reply m_lblockdriver_lbdev_reply;
mess_lc_pm_cprof m_lc_pm_cprof;
mess_lc_pm_sprof m_lc_pm_sprof;
mess_lc_vfs_gcov m_lc_vfs_gcov;
mess_lsys_krn_sys_diagctl m_lsys_krn_sys_diagctl;
mess_lsys_krn_sys_cprof m_lsys_krn_sys_cprof;
mess_lsys_krn_sys_profbuf m_lsys_krn_sys_profbuf;

6
lib/libc/sys-minix/gcov_flush.c
View file

@ -7,9 +7,9 @@ int gcov_flush_svr(char *buff, int buff_sz, int server_nr)
message m;
memset(&m, 0, sizeof(m));
m.GCOV_BUFF_P = buff;
m.GCOV_BUFF_SZ = buff_sz;
m.GCOV_PID = server_nr;
m.m_lc_vfs_gcov.buff_p = buff;
m.m_lc_vfs_gcov.buff_sz = buff_sz;
m.m_lc_vfs_gcov.pid = server_nr;
/* Make the call to server. It will call the gcov library,
* buffer the stdio requests, and copy the buffer to this user

3
lib/libsys/gcov.c
View file

@ -154,7 +154,8 @@ int do_gcov_flush_impl(message *msg)
assert(msg->m_type == COMMON_REQ_GCOV_DATA);
assert(msg->m_source == VFS_PROC_NR);
replymsg.m_type = gcov_flush(msg->GCOV_GRANT, msg->GCOV_BUFF_SZ);
replymsg.m_type = gcov_flush(msg->m_lc_vfs_gcov.grant,
msg->m_lc_vfs_gcov.buff_sz);
return ipc_send(msg->m_source, &replymsg);
}

10
servers/vfs/gcov.c
View file

@ -23,9 +23,9 @@ int do_gcov_flush()
message m;
vir_bytes buf;
size = job_m_in.GCOV_BUFF_SZ;
target = job_m_in.GCOV_PID;
buf = (vir_bytes) job_m_in.GCOV_BUFF_P;
size = job_m_in.m_lc_vfs_gcov.buff_sz;
target = job_m_in.m_lc_vfs_gcov.pid;
buf = job_m_in.m_lc_vfs_gcov.buff_p;
/* If the wrong process is sent to, the system hangs; so make this root-only.
*/
@ -55,8 +55,8 @@ int do_gcov_flush()
r = gcov_flush(grantid, size);
} else {
/* Perform generic GCOV request. */
m.GCOV_GRANT = grantid;
m.GCOV_BUFF_SZ = size;
m.m_lc_vfs_gcov.grant = grantid;
m.m_lc_vfs_gcov.buff_sz = size;
r = _taskcall(rfp->fp_endpoint, COMMON_REQ_GCOV_DATA, &m);
}