libk  Diff

Differences From Artifact [fd2ee0e61b]:

• File mod/kmem/heapf.fn.c — part of check-in [709ffb094d] at 2019-08-22 04:31:43 on branch trunk — finish moving heap allocation/free functions to the posix syscall apparatus and deprecate the direct assembly implementations of platform_mmap; update the kmem docs to match new function signatures (and remove typos) (user: lexi, size: 1631) [annotate] [blame] [check-ins using]

To Artifact [868113c60d]:

• File mod/kmem/heapf.fn.c — part of check-in [f37ee769c9] at 2019-08-22 08:52:25 on branch trunk — add tests for linear allocators, fix dumb bug in kmheapf() that caused it to return an error on success (user: lexi, size: 1631) [annotate] [blame] [check-ins using]

    33     33   		 * of MAP_ANONYMOUS. munmap needs to be told the size of
    34     34   		 * the region to unmap (free), which kmheapa() stores at
    35     35   		 * (ptr - sizeof sz). see kmheap.c for details. */
    36     36   		k_platform_syscall_arg args[] = { (sz)header, total };
    37     37   		struct k_platform_syscall_answer r = k_platform_syscall
    38     38   			(k_platform_syscall_munmap, Kmsz(args), args);
    39     39   
    40         -		if(r.error==0) {
           40  +		if(r.error!=0) {
    41     41   			/* we don't need to bother recovering the error
    42     42   			 * code, there's only one possible munmap error */
    43     43   			return kmcond_bad_address;
    44     44   		}
    45     45   
    46     46   #	else
    47     47   		Knoimpl(kmheapf,KVos);
    48     48   #		error missing implementation
    49     49   #	endif
    50     50   	return kmcond_ok;
    51     51   }