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ChibiOS
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Debugging... 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@12956 27425a3e-05d8-49a3-a47f-9c15f0e5edd8
This commit is contained in:
Giovanni Di Sirio 2019-08-24 16:25:39 +00:00
parent 61ae4853cb
commit 5b0a0fe5b0
1 changed files with 17 additions and 9 deletions
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26
os/oslib/src/chobjcaches.c
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@ -185,8 +185,17 @@ static oc_object_t *lru_get_last_s(objects_cache_t *ocp) {
using the "fast" variant.*/
chSemFastWaitI(&objp->obj_sem);
/* If it is a buffer not needing write then it can be used right away.*/
if ((objp->obj_flags & OC_FLAG_LAZYWRITE) != 0U) {
/* If it is a buffer not needing (lazy) write then it can be used
right away.*/
if ((objp->obj_flags & OC_FLAG_LAZYWRITE) == 0U) {
/* Removing from hash table if required.*/
if ((objp->obj_flags & OC_FLAG_INHASH) != 0U) {
HASH_REMOVE(objp);
}
/* Removing all flags, it is "new" now.*/
objp->obj_flags = 0U;
return objp;
}
@ -196,10 +205,9 @@ static oc_object_t *lru_get_last_s(objects_cache_t *ocp) {
chSysUnlock();
/* Invoking the writer asynchronously, it will release the buffer once it
is written, the operation could be asynchronous. It is responsibility
of the write function to release the buffer (synchronously or
asynchronously).*/
objp->obj_flags &= ~OC_FLAG_LAZYWRITE;
is written. It is responsibility of the write function to release
the buffer.*/
objp->obj_flags = OC_FLAG_INHASH | OC_FLAG_FORGET;
ocp->writef(ocp, objp, true);
/* Critical section enter again.*/
@ -347,9 +355,9 @@ oc_object_t *chCacheGetObject(objects_cache_t *ocp,
objp = lru_get_last_s(ocp);
/* Naming this object and publishing it in the hash table.*/
objp->obj_group = group;
objp->obj_key = key;
objp->obj_flags |= OC_FLAG_INHASH | OC_FLAG_NOTREAD;
objp->obj_group = group;
objp->obj_key = key;
objp->obj_flags = OC_FLAG_INHASH | OC_FLAG_NOTREAD;
HASH_INSERT(ocp, objp, group, key);
}
}