Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7dcf0767 authored by Tom Cherry's avatar Tom Cherry Committed by Gerrit Code Review
Browse files

Merge "Remove comments and code about ro.boot.slot"

parents 90e9c1f0 f4ec2c50
Loading
Loading
Loading
Loading
+1 −13
Original line number Diff line number Diff line
@@ -93,21 +93,9 @@ static bool set_verity_enabled_state(int fd, const char* block_device, const cha
/* Helper function to get A/B suffix, if any. If the device isn't
 * using A/B the empty string is returned. Otherwise either "_a",
 * "_b", ... is returned.
 *
 * Note that since sometime in O androidboot.slot_suffix is deprecated
 * and androidboot.slot should be used instead. Since bootloaders may
 * be out of sync with the OS, we check both and for extra safety
 * prepend a leading underscore if there isn't one already.
 */
static std::string get_ab_suffix() {
    std::string ab_suffix = android::base::GetProperty("ro.boot.slot_suffix", "");
    if (ab_suffix == "") {
        ab_suffix = android::base::GetProperty("ro.boot.slot", "");
    }
    if (ab_suffix.size() > 0 && ab_suffix[0] != '_') {
        ab_suffix = std::string("_") + ab_suffix;
    }
    return ab_suffix;
    return android::base::GetProperty("ro.boot.slot_suffix", "");
}

/* Use AVB to turn verity on/off */
+3 −10
Original line number Diff line number Diff line
@@ -21,19 +21,12 @@
#include "fs_mgr.h"
#include "fs_mgr_priv.h"

// Returns "_a" or "_b" based on two possible values in kernel cmdline:
//   - androidboot.slot = a or b OR
//   - androidboot.slot_suffix = _a or _b
// TODO: remove slot_suffix once it's deprecated.
// Returns "_a" or "_b" based on androidboot.slot_suffix in kernel cmdline, or an empty string
// if that parameter does not exist.
std::string fs_mgr_get_slot_suffix() {
    std::string slot;
    std::string ab_suffix;

    if (fs_mgr_get_boot_config("slot", &slot)) {
        ab_suffix = "_" + slot;
    } else if (!fs_mgr_get_boot_config("slot_suffix", &ab_suffix)) {
        ab_suffix = "";
    }
    fs_mgr_get_boot_config("slot_suffix", &ab_suffix);
    return ab_suffix;
}