On 30 October 2011 09:06, Alan Cox <a...@freebsd.org> wrote: > Author: alc > Date: Sun Oct 30 05:06:14 2011 > New Revision: 226928 > URL: http://svn.freebsd.org/changeset/base/226928 > > Log: > Eliminate vm_phys_bootstrap_alloc(). It was a failed attempt at > eliminating duplicated code in the various pmap implementations. > > Micro-optimize vm_phys_free_pages(). > > Introduce vm_phys_free_contig(). It is fast routine for freeing an > arbitrary number of physically contiguous pages. In particular, it > doesn't require the number of pages to be a power of two. > > Use "u_long" instead of "unsigned long". > > Bruce Evans (bde@) has convinced me that the "boundary" parameters > to kmem_alloc_contig(), vm_phys_alloc_contig(), and > vm_reserv_reclaim_contig() should be of type "vm_paddr_t" and not > "u_long". Make this change.
Hello. After updating to this revision I constantly get random mtrash_ctor() assertions. [most often during make installkernel, otherwise idle.] Below is one of them (previous memory consumers in panicstr differ). Memory modified after free 0xfffffe0002700800(120) val=0 @ 0xfffffe0002700800 panic: Most recently used by proc-args cpuid = 1 KDB: stack backtrace: db_trace_self_wrapper() at 0xffffffff802e009a = db_trace_self_wrapper+0x2a kdb_backtrace() at 0xffffffff80486f17 = kdb_backtrace+0x37 panic() at 0xffffffff8044f87e = panic+0x2ee mtrash_ctor() at 0xffffffff8068c904 = mtrash_ctor+0x84 uma_zalloc_arg() at 0xffffffff8068c16c = uma_zalloc_arg+0x2dc malloc() at 0xffffffff8043abd6 = malloc+0xc6 pargs_alloc() at 0xffffffff804425d3 = pargs_alloc+0x23 kern_execve() at 0xffffffff8041cb47 = kern_execve+0x1277 sys_execve() at 0xffffffff8041ce6d = sys_execve+0x3d amd64_syscall() at 0xffffffff806c6319 = amd64_syscall+0x299 Xfast_syscall() at 0xffffffff806b16b7 = Xfast_syscall+0xf7 --- syscall (59, FreeBSD ELF64, sys_execve), rip = 0x800d4cbec, rsp = 0x7fffffffd1a8, rbp = 0x8014124a0 --- -- wbr, pluknet _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
