Changeset 3636 for branches

Timestamp:

May 17, 2008, 5:38:42 PM (17 years ago)

Author:

bird

Message:

Fixed serious performance bug in spawn. Fixes #195.

File:

• branches/libc-0.6/src/emx/src/lib/sys/__spawnve.c (modified) (2 diffs)

branches/libc-0.6/src/emx/src/lib/sys/__spawnve.c

@@ -523 +523 @@
                 ULONG ulStart = fibGetMsCount();
                 rc = 0;
-                while (     (fDoneInherit = pEmbryo->enmState > __LIBC_PROCSTATE_ALIVE
+                while (     (fDoneInherit = pEmbryo->enmState >= __LIBC_PROCSTATE_ALIVE
                                          || (pEmbryo->pInherit == NULL && pEmbryo->pInheritLocked == NULL)
                             ) == 0
                        &&   fibGetMsCount() - ulStart <= 8)
                 {
-                    DosSleep(!(rc++ % 7));
+                    DosSleep(rc++ > 4);
                     __libc_spmGetLoadAvg(&LoadAvg, &uLoadAvgTS); /* SMP HACK */
                 }
@@ -537 +537 @@
                     rc = 0;
                     __libc_spmGetLoadAvg(&LoadAvg, &uLoadAvgTS); /* SMP HACK */
-                    while (     (fDoneInherit = pEmbryo->enmState > __LIBC_PROCSTATE_ALIVE
+                    while (     (fDoneInherit = pEmbryo->enmState >= __LIBC_PROCSTATE_ALIVE
                                              || (pEmbryo->pInherit == NULL && pEmbryo->pInheritLocked == NULL)
                                 ) == 0
                            &&   fibGetMsCount() - ulStart <= 100)
                     {
-                        DosSleep(!(rc++ % 7));
+                        DosSleep(rc++ > 4);
                         __libc_spmGetLoadAvg(&LoadAvg, &uLoadAvgTS); /* SMP HACK */
                     }