ram.c (2a267e7c41aa88215de2b542de797d03d16ecdfd) ram.c (8880fa32c557600f5f624084152668ed3c2ea51e)
1/*
2 * RAM Oops/Panic logger
3 *
4 * Copyright (C) 2010 Marco Stornelli <marco.stornelli@gmail.com>
5 * Copyright (C) 2011 Kees Cook <keescook@chromium.org>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License

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795
796 err = ramoops_init_prz("pmsg", dev, cxt, &cxt->mprz, &paddr,
797 cxt->pmsg_size, 0);
798 if (err)
799 goto fail_init_mprz;
800
801 cxt->pstore.data = cxt;
802 /*
1/*
2 * RAM Oops/Panic logger
3 *
4 * Copyright (C) 2010 Marco Stornelli <marco.stornelli@gmail.com>
5 * Copyright (C) 2011 Kees Cook <keescook@chromium.org>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License

--- 786 unchanged lines hidden (view full) ---

795
796 err = ramoops_init_prz("pmsg", dev, cxt, &cxt->mprz, &paddr,
797 cxt->pmsg_size, 0);
798 if (err)
799 goto fail_init_mprz;
800
801 cxt->pstore.data = cxt;
802 /*
803 * Since bufsize is only used for dmesg crash dumps, it
804 * must match the size of the dprz record (after PRZ header
805 * and ECC bytes have been accounted for).
803 * Prepare frontend flags based on which areas are initialized.
804 * For ramoops_init_przs() cases, the "max count" variable tells
805 * if there are regions present. For ramoops_init_prz() cases,
806 * the single region size is how to check.
806 */
807 */
807 cxt->pstore.bufsize = cxt->dprzs[0]->buffer_size;
808 cxt->pstore.buf = kzalloc(cxt->pstore.bufsize, GFP_KERNEL);
809 if (!cxt->pstore.buf) {
810 pr_err("cannot allocate pstore crash dump buffer\n");
811 err = -ENOMEM;
812 goto fail_clear;
813 }
814
815 cxt->pstore.flags = PSTORE_FLAGS_DMESG;
808 cxt->pstore.flags = 0;
809 if (cxt->max_dump_cnt)
810 cxt->pstore.flags |= PSTORE_FLAGS_DMESG;
816 if (cxt->console_size)
817 cxt->pstore.flags |= PSTORE_FLAGS_CONSOLE;
811 if (cxt->console_size)
812 cxt->pstore.flags |= PSTORE_FLAGS_CONSOLE;
818 if (cxt->ftrace_size)
813 if (cxt->max_ftrace_cnt)
819 cxt->pstore.flags |= PSTORE_FLAGS_FTRACE;
820 if (cxt->pmsg_size)
821 cxt->pstore.flags |= PSTORE_FLAGS_PMSG;
822
814 cxt->pstore.flags |= PSTORE_FLAGS_FTRACE;
815 if (cxt->pmsg_size)
816 cxt->pstore.flags |= PSTORE_FLAGS_PMSG;
817
818 /*
819 * Since bufsize is only used for dmesg crash dumps, it
820 * must match the size of the dprz record (after PRZ header
821 * and ECC bytes have been accounted for).
822 */
823 if (cxt->pstore.flags & PSTORE_FLAGS_DMESG) {
824 cxt->pstore.bufsize = cxt->dprzs[0]->buffer_size;
825 cxt->pstore.buf = kzalloc(cxt->pstore.bufsize, GFP_KERNEL);
826 if (!cxt->pstore.buf) {
827 pr_err("cannot allocate pstore crash dump buffer\n");
828 err = -ENOMEM;
829 goto fail_clear;
830 }
831 }
832
823 err = pstore_register(&cxt->pstore);
824 if (err) {
825 pr_err("registering with pstore failed\n");
826 goto fail_buf;
827 }
828
829 /*
830 * Update the module parameter variables as well so they are visible

--- 130 unchanged lines hidden --- 		833 err = pstore_register(&cxt->pstore);
834 if (err) {
835 pr_err("registering with pstore failed\n");
836 goto fail_buf;
837 }
838
839 /*
840 * Update the module parameter variables as well so they are visible

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